diff --git a/applications/luci-app-adblock/Makefile b/applications/luci-app-adblock/Makefile
index b339b6cd78..69d3c91429 100644
--- a/applications/luci-app-adblock/Makefile
+++ b/applications/luci-app-adblock/Makefile
@@ -6,8 +6,8 @@ include $(TOPDIR)/rules.mk
 LUCI_TITLE:=LuCI support for Adblock
 LUCI_DEPENDS:=+luci-base +luci-lib-uqr +adblock
 
-PKG_VERSION:=4.5.2
-PKG_RELEASE:=3
+PKG_VERSION:=4.5.3
+PKG_RELEASE:=1
 PKG_LICENSE:=Apache-2.0
 PKG_MAINTAINER:=Dirk Brenken <dev@brenken.org>
 
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/allowlist.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/allowlist.js
index a2e08e267d..f7270fe8a1 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/allowlist.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/allowlist.js
@@ -4,7 +4,8 @@
 'require ui';
 
 const localFile = '/etc/adblock/adblock.allowlist';
-let notMsg = false, errMsg = false;
+const maxSize = 100000;
+let notMsg = false;
 
 const resetScroll = () => {
 	document.body.scrollTop = document.documentElement.scrollTop = 0;
@@ -12,19 +13,24 @@ const resetScroll = () => {
 
 return view.extend({
 	load: function () {
-		return L.resolveDefault(fs.stat(localFile), "")
+		return L.resolveDefault(fs.stat(localFile), null)
 			.then(function (stat) {
-			if (!stat) {
-				return fs.write(localFile, "");
-			}
-			return Promise.all([
-				L.resolveDefault(fs.stat(localFile), ""),
-				L.resolveDefault(fs.read_direct(localFile), "")
-			]);
-		});
+				if (!stat) {
+					return fs.write(localFile, "").then(() => [{ size: 0 }, ""]);
+				}
+				return Promise.all([
+					Promise.resolve(stat),
+					L.resolveDefault(fs.read_direct(localFile), "")
+				]);
+			});
 	},
+
 	render: function (allowlist) {
-		if (allowlist[0] && allowlist[0].size >= 100000) {
+		const size = allowlist[0] ? allowlist[0].size : 0;
+		const content = allowlist[1] != null ? allowlist[1] : '';
+		const tooBig = size >= maxSize;
+
+		if (tooBig) {
 			resetScroll();
 			ui.addNotification(null, E('p', _('The allowlist is too big, unable to save modifications.')), 'error');
 		}
@@ -35,28 +41,29 @@ return view.extend({
 				'style': 'width: 100% !important; padding: 5px; font-family: monospace; margin-top: .4em',
 				'spellcheck': 'false',
 				'wrap': 'off',
-				'rows': 25
-			}, [allowlist[1] != null ? allowlist[1] : ''])
+				'rows': 25,
+				'readonly': tooBig ? 'readonly' : null,
+				'input': function () { notMsg = false; }
+			}, [content])
 		]);
 	},
-	handleSave: function (ev) {
-		let value = ((document.querySelector('textarea').value || '').trim().toLowerCase().replace(/[^a-z0-9\.\-# \r\n]/g, '').replace(/\r\n?/g, '\n'));
+
+	handleSave: function (_ev) {
+		const value = ((document.querySelector('textarea').value || '').trim().toLowerCase().replace(/[^a-z0-9.\-# \r\n]/g, '').replace(/\r\n?/g, '\n'));
 		return fs.write(localFile, value + "\n")
-		.then(function () {
-			document.querySelector('textarea').value = value;
-			resetScroll();
-			if (!notMsg) {
-				ui.addNotification(null, E('p', _('Allowlist modifications have been saved, reload adblock that changes take effect.')), 'info');
-				notMsg = true;
-			}
-		}).catch(function (e) {
-			resetScroll();
-			if (!errMsg) {
+			.then(function () {
+				document.querySelector('textarea').value = value + "\n";
+				resetScroll();
+				if (!notMsg) {
+					notMsg = true;
+					ui.addNotification(null, E('p', _('Allowlist modifications have been saved, reload adblock that changes take effect.')), 'info');
+				}
+			}).catch(function (e) {
+				resetScroll();
 				ui.addNotification(null, E('p', _('Unable to save modifications: %s').format(e.message)), 'error');
-				errMsg = true;
-			}
-		});
+			});
 	},
+
 	handleSaveApply: null,
 	handleReset: null
-});
+});
\ No newline at end of file
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/blocklist.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/blocklist.js
index 46542bcad5..f447c1f687 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/blocklist.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/blocklist.js
@@ -4,7 +4,8 @@
 'require ui';
 
 const localFile = '/etc/adblock/adblock.blocklist';
-let notMsg = false, errMsg = false;
+const maxSize = 100000;
+let notMsg = false;
 
 const resetScroll = () => {
 	document.body.scrollTop = document.documentElement.scrollTop = 0;
@@ -12,19 +13,24 @@ const resetScroll = () => {
 
 return view.extend({
 	load: function () {
-		return L.resolveDefault(fs.stat(localFile), "")
+		return L.resolveDefault(fs.stat(localFile), null)
 			.then(function (stat) {
-			if (!stat) {
-				return fs.write(localFile, "");
-			}
-			return Promise.all([
-				L.resolveDefault(fs.stat(localFile), ""),
-				L.resolveDefault(fs.read_direct(localFile), "")
-			]);
-		});
+				if (!stat) {
+					return fs.write(localFile, "").then(() => [{ size: 0 }, ""]);
+				}
+				return Promise.all([
+					Promise.resolve(stat),
+					L.resolveDefault(fs.read_direct(localFile), "")
+				]);
+			});
 	},
+
 	render: function (blocklist) {
-		if (blocklist[0] && blocklist[0].size >= 100000) {
+		const size = blocklist[0] ? blocklist[0].size : 0;
+		const content = blocklist[1] != null ? blocklist[1] : '';
+		const tooBig = size >= maxSize;
+
+		if (tooBig) {
 			resetScroll();
 			ui.addNotification(null, E('p', _('The blocklist is too big, unable to save modifications.')), 'error');
 		}
@@ -32,31 +38,32 @@ return view.extend({
 			E('p', _('This is the local adblock blocklist to always-block certain domains.<br /> \
 				<em><b>Please note:</b></em> add only one domain per line. Comments introduced with \'#\' are allowed - ip addresses, wildcards and regex are not.')),
 			E('textarea', {
-				'style': 'min-height: 500px; max-height: 90vh; width: 100%; padding: 5px; font-family: monospace; resize: vertical;',
+				'style': 'width: 100% !important; padding: 5px; font-family: monospace; margin-top: .4em',
 				'spellcheck': 'false',
 				'wrap': 'off',
-				'rows': 25
-			}, [blocklist[1] != null ? blocklist[1] : ''])
+				'rows': 25,
+				'readonly': tooBig ? 'readonly' : null,
+				'input': function () { notMsg = false; }
+			}, [content])
 		]);
 	},
-	handleSave: function (ev) {
-		let value = ((document.querySelector('textarea').value || '').trim().toLowerCase().replace(/[^a-z0-9\.\-# \r\n]/g, '').replace(/\r\n?/g, '\n'));
+
+	handleSave: function (_ev) {
+		const value = ((document.querySelector('textarea').value || '').trim().toLowerCase().replace(/[^a-z0-9.\-# \r\n]/g, '').replace(/\r\n?/g, '\n'));
 		return fs.write(localFile, value + "\n")
-		.then(function () {
-			document.querySelector('textarea').value = value;
-			resetScroll();
-			if (!notMsg) {
-				ui.addNotification(null, E('p', _('Blocklist modifications have been saved, reload adblock that changes take effect.')), 'info');
-				notMsg = true;
-			}
-		}).catch(function (e) {
-			resetScroll();
-			if (!errMsg) {
+			.then(function () {
+				document.querySelector('textarea').value = value + "\n";
+				resetScroll();
+				if (!notMsg) {
+					notMsg = true;
+					ui.addNotification(null, E('p', _('Blocklist modifications have been saved, reload adblock that changes take effect.')), 'info');
+				}
+			}).catch(function (e) {
+				resetScroll();
 				ui.addNotification(null, E('p', _('Unable to save modifications: %s').format(e.message)), 'error');
-				errMsg = true;
-			}
-		});
+			});
 	},
+
 	handleSaveApply: null,
 	handleReset: null
-});
+});
\ No newline at end of file
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/dnsreport.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/dnsreport.js
index 8302a5ce99..c11dd96f4d 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/dnsreport.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/dnsreport.js
@@ -4,7 +4,9 @@
 'require ui';
 'require uci';
 
-var notMsg = false, errMsg = false;
+/* separate flags per notification context */
+let listNotMsg = false;
+let mapNotMsg = false;
 
 /*
 	button handling
@@ -29,13 +31,13 @@ function handleAction(ev) {
 					'click': ui.createHandlerFn(this, function (ev) {
 						L.resolveDefault(fs.read_direct('/etc/adblock/adblock.blocklist'), '')
 							.then(function (res) {
-								var domain = document.getElementById('blocklist').value.trim().toLowerCase().replace(/[^a-z0-9\.\-]/g, '');
-								var pattern = new RegExp('^' + domain.replace(/[\.]/g, '\\.') + '$', 'm');
+								const domain = document.getElementById('blocklist').value.trim().toLowerCase().replace(/[^a-z0-9.\-]/g, '');
+								const pattern = new RegExp('^' + domain.replace(/[.]/g, '\\.') + '$', 'm');
 								if (res.search(pattern) === -1) {
-									var blocklist = res + domain + '\n';
+									const blocklist = res + domain + '\n';
 									fs.write('/etc/adblock/adblock.blocklist', blocklist);
-									if (!notMsg) {
-										notMsg = true;
+									if (!listNotMsg) {
+										listNotMsg = true;
 										ui.addNotification(null, E('p', _('Blocklist modifications have been saved, reload adblock that changes take effect.')), 'info');
 									}
 								}
@@ -67,13 +69,13 @@ function handleAction(ev) {
 					'click': ui.createHandlerFn(this, function (ev) {
 						L.resolveDefault(fs.read_direct('/etc/adblock/adblock.allowlist'), '')
 							.then(function (res) {
-								var domain = document.getElementById('allowlist').value.trim().toLowerCase().replace(/[^a-z0-9\.\-]/g, '');
-								var pattern = new RegExp('^' + domain.replace(/[\.]/g, '\\.') + '$', 'm');
+								const domain = document.getElementById('allowlist').value.trim().toLowerCase().replace(/[^a-z0-9.\-]/g, '');
+								const pattern = new RegExp('^' + domain.replace(/[.]/g, '\\.') + '$', 'm');
 								if (res.search(pattern) === -1) {
-									var allowlist = res + domain + '\n';
+									const allowlist = res + domain + '\n';
 									fs.write('/etc/adblock/adblock.allowlist', allowlist);
-									if (!notMsg) {
-										notMsg = true;
+									if (!listNotMsg) {
+										listNotMsg = true;
 										ui.addNotification(null, E('p', _('Allowlist modifications have been saved, reload adblock that changes take effect.')), 'info');
 									}
 								}
@@ -120,7 +122,7 @@ function handleAction(ev) {
 				E('button', {
 					'class': 'btn cbi-button-action',
 					'click': ui.createHandlerFn(this, function (ev) {
-						const domain = document.getElementById('search').value.trim().toLowerCase().replace(/[^a-z0-9\.\-]/g, '');
+						const domain = document.getElementById('search').value.trim().toLowerCase().replace(/[^a-z0-9.\-]/g, '');
 						if (domain) {
 							document.getElementById('run').classList.add("spinning");
 							document.getElementById('search').value = domain;
@@ -134,7 +136,7 @@ function handleAction(ev) {
 								}
 								document.getElementById('run').classList.remove("spinning");
 								document.getElementById('search').value = '';
-							})
+							});
 						}
 						document.getElementById('search').focus();
 					})
@@ -173,8 +175,7 @@ function handleAction(ev) {
 				])
 			]),
 			E('label', { 'class': 'cbi-input-text', 'style': 'padding-top:.5em' }, [
-				E('input', { 'class': 'cbi-input-text', 'spellcheck': 'false', 'id': 'search' }, [
-				]),
+				E('input', { 'class': 'cbi-input-text', 'spellcheck': 'false', 'id': 'search' }, []),
 				'\xa0\xa0\xa0',
 				_('Filter criteria like date, domain or client (optional)')
 			]),
@@ -190,16 +191,16 @@ function handleAction(ev) {
 					'click': function () {
 						document.querySelectorAll('.cbi-page-actions button').forEach(function (btn) {
 							btn.disabled = true;
-						})
+						});
 						this.blur();
 						this.classList.add('spinning');
 						const top_count = document.getElementById('top_count').value;
 						const res_count = document.getElementById('res_count').value;
-						const search = document.getElementById('search').value.trim().replace(/[^\w\.\-\:]/g, '') || '+';
+						const search = document.getElementById('search').value.trim().replace(/[^\w.\-:]/g, '') || '+';
 						L.resolveDefault(fs.exec_direct('/etc/init.d/adblock', ['report', 'gen', top_count, res_count, search]), '')
 							.then(function () {
 								location.reload();
-							})
+							});
 					}
 				}, _('Refresh'))
 			])
@@ -284,30 +285,17 @@ return view.extend({
 			let a_cnt = '\xa0', a_addr = '\xa0', b_cnt = '\xa0', b_addr = '\xa0', c_cnt = '\xa0', c_addr = '\xa0';
 			if (content[0].top_clients[i]) {
 				a_cnt = content[0].top_clients[i].count;
-			}
-			if (content[0].top_clients[i]) {
 				a_addr = content[0].top_clients[i].address;
 			}
 			if (content[0].top_domains[i]) {
 				b_cnt = content[0].top_domains[i].count;
-			}
-			if (content[0].top_domains[i]) {
 				b_addr = '<a href="https://ip-api.com/#' + encodeURIComponent(content[0].top_domains[i].address) + '" target="_blank" rel="noreferrer noopener" title="Domain Lookup">' + content[0].top_domains[i].address + '</a>';
 			}
 			if (content[0].top_blocked[i]) {
 				c_cnt = content[0].top_blocked[i].count;
-			}
-			if (content[0].top_blocked[i]) {
 				c_addr = '<a href="https://ip-api.com/#' + encodeURIComponent(content[0].top_blocked[i].address) + '" target="_blank" rel="noreferrer noopener" title="Domain Lookup">' + content[0].top_blocked[i].address + '</a>';
 			}
-			rows_top.push([
-				a_cnt,
-				a_addr,
-				b_cnt,
-				b_addr,
-				c_cnt,
-				c_addr
-			]);
+			rows_top.push([a_cnt, a_addr, b_cnt, b_addr, c_cnt, c_addr]);
 		}
 		cbi_update_table(tbl_top, rows_top);
 
@@ -325,11 +313,10 @@ return view.extend({
 			])
 		]);
 
-		max = 0;
 		if (content[0].requests) {
-			let button;
 			max = content[0].requests.length;
 			for (let i = 0; i < max; i++) {
+				let button;
 				if (content[0].requests[i].rc === 'NX') {
 					button = E('button', {
 						'class': 'btn cbi-button cbi-button-positive',
@@ -365,7 +352,7 @@ return view.extend({
 
 		const page = E('div', { 'class': 'cbi-map', 'id': 'map' }, [
 			E('div', { 'class': 'cbi-section' }, [
-				E('p', _('This tab displays the most recently generated DNS report. Use the \‘Refresh\’ button to update it.')),
+				E('p', _('This tab displays the most recently generated DNS report. Use the \'Refresh\' button to update it.')),
 				E('div', { 'class': 'cbi-value', 'style': 'position:relative;min-height:220px' }, [
 					E('div', {
 						'style': 'position:absolute; top:0; right:0; text-align:center'
@@ -408,7 +395,7 @@ return view.extend({
 					'style': 'float:none;margin-right:.4em;',
 					'id': 'btnTest',
 					'title': 'Adblock Test',
-					'click': function() {
+					'click': function () {
 						window.open('https://adblock.turtlecute.org/', '_blank', 'noopener,noreferrer');
 					}
 				}, [_('Adblock Test')]),
@@ -419,13 +406,12 @@ return view.extend({
 					'title': 'Map',
 					'disabled': 'disabled',
 					'click': ui.createHandlerFn(this, function () {
-						if (content[1] && content[1].length > 1) {
+						if (Array.isArray(content[1]) && content[1].length > 1) {
 							sessionStorage.setItem('mapData', JSON.stringify(content[1]));
 							return handleAction('map');
-						}
-						else {
-							if (!notMsg) {
-								notMsg = true;
+						} else {
+							if (!mapNotMsg) {
+								mapNotMsg = true;
 								return ui.addNotification(null, E('p', _('No GeoIP Map data!')), 'info');
 							}
 						}
@@ -449,40 +435,38 @@ return view.extend({
 				}, [_('Refresh...')])
 			])
 		]);
+
 		if (uci.get('adblock', 'global', 'adb_map') === '1') {
 			const btn = page.querySelector('#btnMap');
 			if (btn) {
 				btn.removeAttribute('disabled');
 			}
 		}
+
 		/* Draw Pie Chart with Tooltip */
-		const tooltip = E('div', {
+		const tooltipEl = E('div', {
 			id: 'dnsPieTooltip',
 			style: 'position:absolute; padding:6px 10px; background:#333; color:#fff; border-radius:4px; font-size:12px; pointer-events:none; opacity:0; transition:opacity .15s; z-index:9999'
 		});
-		document.body.appendChild(tooltip);
-		setTimeout(function() {
+		document.body.appendChild(tooltipEl);
+
+		setTimeout(function () {
 			const total = Number(content[0].total || 0);
 			const blocked = Number(content[0].blocked || 0);
 			const allowed = Math.max(total - blocked, 0);
 
 			const canvas = document.getElementById('dnsPie');
-			if (!canvas || total <= 0)
-				return;
+			if (!canvas || total <= 0) return;
 
 			const ctx = canvas.getContext('2d');
-			const colors = {
-				blocked: '#b04a4a',
-				allowed: '#6a8f6a'
-			};
+			const colors = { blocked: '#b04a4a', allowed: '#6a8f6a' };
+			let finalRot = 0;
 
-			function drawPie(rotation = 0) {
+			function drawPie(rotation) {
 				const w = canvas.clientWidth;
 				canvas.width = w;
 				canvas.height = w;
-				const cx = w / 2;
-				const cy = w / 2;
-				const r  = (w / 2) - 4;
+				const cx = w / 2, cy = w / 2, r = (w / 2) - 4;
 				const blockedAngle = (blocked / total) * 2 * Math.PI;
 				const allowedAngle = (allowed / total) * 2 * Math.PI;
 
@@ -505,43 +489,48 @@ return view.extend({
 				ctx.lineWidth = 2;
 				ctx.stroke();
 			}
+
 			let rot = 0;
 			function animate() {
 				rot += 0.10;
 				drawPie(rot);
-				if (rot < Math.PI * 2)
+				if (rot < Math.PI * 2) {
 					requestAnimationFrame(animate);
+				} else {
+					finalRot = rot % (2 * Math.PI);
+					drawPie(finalRot);
+				}
 			}
 			animate();
-			window.addEventListener('resize', function() {
-				drawPie(rot);
+
+			window.addEventListener('resize', function () {
+				drawPie(finalRot);
 			});
+
 			const tooltip = document.getElementById('dnsPieTooltip');
-			canvas.addEventListener('mousemove', function(ev) {
+			const blockedAngle = (blocked / total) * 2 * Math.PI;
+
+			canvas.addEventListener('mousemove', function (ev) {
 				const rect = canvas.getBoundingClientRect();
 				const x = ev.clientX - rect.left;
 				const y = ev.clientY - rect.top;
-				const cx = canvas.width / 2;
-				const cy = canvas.height / 2;
-				const dx = x - cx;
-				const dy = y - cy;
-				const dist = Math.sqrt(dx*dx + dy*dy);
-				if (dist > canvas.width/2 - 4) {
+				const cx = canvas.width / 2, cy = canvas.height / 2;
+				const dx = x - cx, dy = y - cy;
+				const dist = Math.sqrt(dx * dx + dy * dy);
+				if (dist > canvas.width / 2 - 4) {
 					tooltip.style.opacity = 0;
 					return;
 				}
-				let angle = Math.atan2(dy, dx);
+				/* normalise angle relative to finalRot so it matches the drawn slices */
+				let angle = Math.atan2(dy, dx) - finalRot;
 				if (angle < 0) angle += 2 * Math.PI;
 
-				const blockedAngle = (blocked / total) * 2 * Math.PI;
 				let label, abs, pct;
 				if (angle < blockedAngle) {
-					label = 'Blocked';
-					abs = blocked;
+					label = 'Blocked'; abs = blocked;
 					pct = ((blocked / total) * 100).toFixed(1) + '%';
 				} else {
-					label = 'Allowed';
-					abs = allowed;
+					label = 'Allowed'; abs = allowed;
 					pct = ((allowed / total) * 100).toFixed(1) + '%';
 				}
 				tooltip.textContent = `${label}: ${abs} (${pct})`;
@@ -549,13 +538,15 @@ return view.extend({
 				tooltip.style.top = ev.pageY + 12 + 'px';
 				tooltip.style.opacity = 1;
 			});
-			canvas.addEventListener('mouseleave', function() {
+
+			canvas.addEventListener('mouseleave', function () {
 				tooltip.style.opacity = 0;
 			});
 		}, 0);
+
 		return page;
 	},
 	handleSaveApply: null,
 	handleSave: null,
 	handleReset: null
-});
+});
\ No newline at end of file
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/feeds.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/feeds.js
index 13d3c6eeeb..8dda564ec9 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/feeds.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/feeds.js
@@ -13,6 +13,26 @@ document.querySelector('head').appendChild(E('link', {
 	'href': L.resource('view/adblock/custom.css')
 }));
 
+/*
+	module-level file size set during render, read by observer
+*/
+let fileSize = 0;
+
+/*
+	button state helper
+*/
+function updateButtons() {
+	const buttons = document.querySelectorAll('#btnClear, #btnCreate, #btnSave, #btnUpload, #btnDownload');
+	if (fileSize === 0) {
+		if (buttons[1]) buttons[1].removeAttribute('disabled');
+		if (buttons[2]) buttons[2].removeAttribute('disabled');
+	} else {
+		if (buttons[0]) buttons[0].removeAttribute('disabled');
+		if (buttons[3]) buttons[3].removeAttribute('disabled');
+		if (buttons[4]) buttons[4].removeAttribute('disabled');
+	}
+}
+
 /*
 	observe DOM changes
 */
@@ -29,17 +49,7 @@ const observer = new MutationObserver(function (mutations) {
 		labels.forEach(function (label) {
 			label.setAttribute("style", "font-weight: bold !important; color: #595 !important;");
 		})
-		L.resolveDefault(fs.stat('/etc/adblock/adblock.custom.feeds'), '').then(function (stat) {
-			const buttons = document.querySelectorAll('#btnClear, #btnCreate, #btnSave, #btnUpload, #btnDownload');
-			if (buttons[1] && buttons[2] && stat.size === 0) {
-				buttons[1].removeAttribute('disabled');
-				buttons[2].removeAttribute('disabled');
-			} else if (buttons[0] && buttons[3] && buttons[4] && stat.size > 0) {
-				buttons[0].removeAttribute('disabled');
-				buttons[3].removeAttribute('disabled');
-				buttons[4].removeAttribute('disabled');
-			}
-		});
+		updateButtons();
 	}
 });
 
@@ -59,28 +69,21 @@ function handleEdit(ev) {
 	if (ev === 'upload') {
 		return ui.uploadFile('/etc/adblock/adblock.custom.feeds').then(function () {
 			L.resolveDefault(fs.read_direct('/etc/adblock/adblock.custom.feeds', 'json'), "").then(function (data) {
-				if (data) {
-					let dataLength = Object.keys(data).length || 0;
-					if (dataLength > 0) {
-						for (let i = 0; i < dataLength; i++) {
-							let feed = Object.keys(data)[i];
-							let descr = data[feed].descr;
-							if (feed && descr) {
-								continue;
-							}
-							fs.write('/etc/adblock/adblock.custom.feeds', null).then(function () {
-								return ui.addNotification(null, E('p', _('Upload of the custom feed file failed.')), 'error');
-							});
+				if (data && Object.keys(data).length > 0) {
+					for (let i = 0; i < Object.keys(data).length; i++) {
+						let feed = Object.keys(data)[i];
+						let descr = data[feed].descr;
+						if (feed && descr) {
+							continue;
 						}
-					} else {
-						fs.write('/etc/adblock/adblock.custom.feeds', null).then(function () {
-							return ui.addNotification(null, E('p', _('Upload of the custom feed file failed.')), 'error');
+						return fs.write('/etc/adblock/adblock.custom.feeds', null).then(function () {
+							ui.addNotification(null, E('p', _('Upload of the custom feed file failed.')), 'error');
 						});
 					}
 					location.reload();
 				} else {
-					fs.write('/etc/adblock/adblock.custom.feeds', null).then(function () {
-						return ui.addNotification(null, E('p', _('Upload of the custom feed file failed.')), 'error');
+					return fs.write('/etc/adblock/adblock.custom.feeds', null).then(function () {
+						ui.addNotification(null, E('p', _('Upload of the custom feed file failed.')), 'error');
 					});
 				}
 			});
@@ -118,9 +121,9 @@ function handleEdit(ev) {
 		}
 	}
 	/*
-		gather all input data
+		gather all input data and fall through from 'save'
 	*/
-	let sumSubElements = [];
+	const exportObj = {};
 	const nodeKeys = document.querySelectorAll('[id^="widget.cbid.json"][id$="name"]');
 	for (const keyNode of nodeKeys) {
 		const keyValue = keyNode.value?.trim();
@@ -142,40 +145,39 @@ function handleEdit(ev) {
 				sub[key] = value;
 			}
 		}
-		if (sub.descr) {
-			sumSubElements.push(keyValue, sub);
+		/* require at least descr and url to produce a valid feed entry */
+		if (sub.descr && sub.url) {
+			exportObj[keyValue] = sub;
 		}
 	}
-	/*
-		construct json object
-	*/
-	let exportObj = {};
-	for (let i = 0; i < sumSubElements.length; i += 2) {
-		const key = sumSubElements[i];
-		const value = sumSubElements[i + 1];
-		exportObj[key] = value;
-	}
-	const exportJson = JSON.stringify(exportObj, null, 4);
 	/*
 		save to file and reload
 	*/
+	const exportJson = JSON.stringify(exportObj, null, 4);
 	return fs.write('/etc/adblock/adblock.custom.feeds', exportJson)
 		.then(() => location.reload());
 }
 
 return view.extend({
 	load: function () {
-		return L.resolveDefault(fs.stat('/etc/adblock/adblock.custom.feeds'), "")
+		return L.resolveDefault(fs.stat('/etc/adblock/adblock.custom.feeds'), null)
 			.then(function (stat) {
-			if (!stat) {
-				return fs.write('/etc/adblock/adblock.custom.feeds', "");
-			}
-			return L.resolveDefault(fs.read_direct('/etc/adblock/adblock.custom.feeds', 'json'), "");
-		});
+				if (!stat) {
+					return fs.write('/etc/adblock/adblock.custom.feeds', "").then(function () {
+						return { size: 0, data: null };
+					});
+				}
+				return L.resolveDefault(fs.read_direct('/etc/adblock/adblock.custom.feeds', 'json'), "")
+					.then(function (data) {
+						return { size: stat.size, data: data };
+					});
+			});
 	},
 
-	render: function (data) {
+	render: function (result) {
 		let m, s, o, feed, url, rule, size, descr;
+		const data = result.data;
+		fileSize = result.size;
 
 		m = new form.JSONMap(data, null, _('With this editor you can upload your local custom feed file or fill up an initial one (a 1:1 copy of the version shipped with the package). \
 			The file is located at \'/etc/adblock/adblock.custom.feeds\'. \
@@ -209,7 +211,7 @@ return view.extend({
 				if (!value) {
 					return true;
 				}
-				if (!value.match(/^(http:\/\/|https:\/\/)[A-Za-z0-9\/\.\-\?\&\+_@%=:~#]+$/)) {
+				if (!value.match(/^https?:\/\/[A-Za-z0-9\[\]\/.\-?&+_@%=:~#]+$/)) {
 					return _('Protocol/URL format not supported');
 				}
 				return true;
@@ -219,7 +221,7 @@ return view.extend({
 			o.value('feed 1', _('<Domain>'));
 			o.value('feed 127.0.0.1 2', _('127.0.0.1 <Domain>'));
 			o.value('feed 0.0.0.0 2', _('0.0.0.0 <Domain>'));
-			o.value('feed 3 [|^]', _('<Adblock Plus Syntax>'));
+			o.value('feed || 3 [|^]', _('<Adblock Plus Syntax>'));
 			o.optional = true;
 			o.rmempty = true;
 
@@ -294,11 +296,11 @@ return view.extend({
 						return handleEdit('save');
 					})
 				}, [_('Save')]),
-			])
+			]);
 		});
 		return m.render();
 	},
 	handleSaveApply: null,
 	handleSave: null,
 	handleReset: null
-});
+});
\ No newline at end of file
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/logtemplate.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/logtemplate.js
index c26aa23bbd..9ac4d6752c 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/logtemplate.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/logtemplate.js
@@ -12,37 +12,39 @@ function Logview(logtag, name) {
 	return L.view.extend({
 		load: () => Promise.resolve(),
 
-		render: () => {
-			L.Poll.add(() => {
+		render: function () {
+			const pollFn = () => {
 				return callLogRead(1000, false, true).then(res => {
 					const logEl = document.getElementById('logfile');
 					if (!logEl) return;
 
 					const filtered = (res?.log ?? [])
-					.filter(entry => !logtag || entry.msg.includes(logtag))
-					.map(entry => {
-						const d = new Date(entry.time);
-						const date = d.toLocaleDateString([], {
-							year: 'numeric',
-							month: '2-digit',
-							day: '2-digit'
+						.filter(entry => !logtag || entry.msg.includes(logtag))
+						.map(entry => {
+							const d = new Date(entry.time * 1000);
+							const date = d.toLocaleDateString([], {
+								year: 'numeric',
+								month: '2-digit',
+								day: '2-digit'
+							});
+							const time = d.toLocaleTimeString([], {
+								hour: '2-digit',
+								minute: '2-digit',
+								second: '2-digit',
+								hour12: false
+							});
+							return `[${date}-${time}] ${entry.msg}`;
 						});
-						const time = d.toLocaleTimeString([], {
-							hour: '2-digit',
-							minute: '2-digit',
-							second: '2-digit',
-							hour12: false
-						});
-						return `[${date}-${time}] ${entry.msg}`;
-					});
-					if (filtered.length > 0) {
-						logEl.value = filtered.join('\n');
-					} else {
-						logEl.value = _('No %s related logs yet!').format(name);
-					}
+
+					logEl.value = filtered.length > 0
+						? filtered.join('\n')
+						: _('No %s related logs yet!').format(name);
 					logEl.scrollTop = logEl.scrollHeight;
 				});
-			});
+			};
+
+			this._pollFn = pollFn;
+			L.Poll.add(pollFn);
 
 			return E('div', { class: 'cbi-map' }, [
 				E('div', { class: 'cbi-section' }, [
@@ -58,10 +60,17 @@ function Logview(logtag, name) {
 			]);
 		},
 
+		unload: function () {
+			if (this._pollFn) {
+				L.Poll.remove(this._pollFn);
+				this._pollFn = null;
+			}
+		},
+
 		handleSaveApply: null,
 		handleSave: null,
 		handleReset: null
 	});
 }
 
-return L.Class.extend({ Logview });
+return L.Class.extend({ Logview });
\ No newline at end of file
diff --git a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/overview.js b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/overview.js
index d883aa513f..e496a41d3c 100644
--- a/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/overview.js
+++ b/applications/luci-app-adblock/htdocs/luci-static/resources/view/adblock/overview.js
@@ -24,7 +24,7 @@ function handleAction(ev) {
 					btn.blur();
 				});
 				return fs.exec_direct('/etc/init.d/adblock', [ev]);
-			})
+			});
 	} else {
 		if (ev !== 'stop') {
 			document.querySelectorAll('.cbi-page-actions button').forEach(function (btn) {
@@ -49,6 +49,7 @@ return view.extend({
 			`https://${window.location.hostname}/cgi-bin/adblock`
 		]);
 	},
+
 	render: function (result) {
 		/*
 			config check
@@ -78,6 +79,7 @@ return view.extend({
 		/*
 			poll runtime information
 		*/
+		let parseErrCount = 0;
 		poll.add(function () {
 			return L.resolveDefault(fs.stat('/var/run/adb_runtime.json'), null).then(function (stat) {
 				if (!stat) {
@@ -89,15 +91,17 @@ return view.extend({
 					let info = null;
 					try {
 						info = JSON.parse(res);
+						parseErrCount = 0;
 					} catch (e) {
 						info = null;
+						parseErrCount++;
 						if (status) {
 							status.textContent = '-';
-							if (status.classList.contains('spinning')) {
-								buttons.forEach(function (btn) {
-									btn.disabled = false;
-								})
-								status.classList.remove('spinning');
+							buttons.forEach(function (btn) {
+								btn.disabled = false;
+							});
+							status.classList.remove('spinning');
+							if (parseErrCount >= 3) {
 								ui.addNotification(null, E('p', _('Unable to parse the adblock runtime information!')), 'error');
 								poll.stop();
 							}
@@ -110,7 +114,7 @@ return view.extend({
 							buttons.forEach(function (btn) {
 								btn.disabled = true;
 								btn.blur();
-							})
+							});
 							if (!status.classList.contains("spinning")) {
 								status.classList.add("spinning");
 							}
@@ -126,7 +130,7 @@ return view.extend({
 							}
 							buttons.forEach(function (btn) {
 								btn.disabled = false;
-							})
+							});
 						}
 					}
 					if (info) {
@@ -180,7 +184,7 @@ return view.extend({
 				]),
 				E('div', { 'class': 'cbi-value' }, [
 					E('label', { 'class': 'cbi-value-title', 'style': 'margin-bottom:-5px;padding-top:0rem;' }, _('Last Run')),
-					E('div', { 'class': 'cbi-value-field', 'id': 'last', 'style': 'margin-bottom:- 5px; color:#37c; ' }, ' - ')
+					E('div', { 'class': 'cbi-value-field', 'id': 'last', 'style': 'margin-bottom:-5px;color:#37c;' }, '-')
 				]),
 				E('div', { 'class': 'cbi-value' }, [
 					E('label', { 'class': 'cbi-value-title', 'style': 'margin-bottom:-5px;padding-top:0rem;' }, _('System Info')),
@@ -224,7 +228,7 @@ return view.extend({
 		o.rmempty = true;
 
 		o = s.taboption('general', form.Flag, 'adb_tld', _('TLD Compression'), _('The top level domain compression removes thousands of needless host entries from the final DNS blocklist.'));
-		o.default = 1
+		o.default = 1;
 		o.rmempty = true;
 
 		o = s.taboption('general', form.Flag, 'adb_safesearch', _('Enable SafeSearch'), _('Enforcing SafeSearch for google, bing, brave, duckduckgo, yandex, youtube and pixabay.'));
@@ -303,13 +307,13 @@ return view.extend({
 		o.rmempty = true;
 
 		o = s.taboption('additional', form.Flag, 'adb_fetchinsecure', _('Download Insecure'), _('Don\'t check SSL server certificates during download.'));
-		o.default = 0
+		o.default = 0;
 		o.rmempty = true;
 
 		/*
 			firewall settings tab
 		*/
-		o = s.taboption('firewall', form.DummyValue, '_sub');
+		o = s.taboption('firewall', form.DummyValue, '_fw_sub1');
 		o.rawhtml = true;
 		o.default = '<em style="color:#37c;font-weight:bold;">' + _('Changes on this tab needs an adblock service restart to take effect.') + '</em>'
 			+ '<hr style="width: 200px; height: 1px;" />'
@@ -357,7 +361,7 @@ return view.extend({
 		o.default = '2a13:1001::86:54:11:100';
 		o.rmempty = true;
 
-		o = s.taboption('firewall', form.DummyValue, '_sub');
+		o = s.taboption('firewall', form.DummyValue, '_fw_sub2');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('External Filtered DNS Policy (MAC-/Interface‑based DNS bypass)') + '</em>';
 
@@ -421,7 +425,7 @@ return view.extend({
 		o.default = '2a13:1001::86:54:11:13';
 		o.rmempty = true;
 
-		o = s.taboption('firewall', form.DummyValue, '_sub');
+		o = s.taboption('firewall', form.DummyValue, '_fw_sub3');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('External Remote DNS Policy (temporary MAC‑based remote DNS bypass)') + '</em>';
 
@@ -481,12 +485,12 @@ return view.extend({
 				blackColor: 'black'
 			};
 			const svg = uqr.renderSVG(url, options);
-			o = s.taboption('firewall', form.DummyValue, '_sub', _('QRCode for Remote Access'));
+			o = s.taboption('firewall', form.DummyValue, '_fw_qr', _('QRCode for Remote Access'));
 			o.rawhtml = true;
 			o.default = svg;
 		}
 
-		o = s.taboption('firewall', form.DummyValue, '_sub');
+		o = s.taboption('firewall', form.DummyValue, '_fw_sub4');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('External DNS Bridge (Zero‑Downtime during DNS Restarts)') + '</em>';
 
@@ -547,7 +551,7 @@ return view.extend({
 		o.default = '2a13:1001::86:54:11:13';
 		o.rmempty = true;
 
-		o = s.taboption('firewall', form.DummyValue, '_sub');
+		o = s.taboption('firewall', form.DummyValue, '_fw_sub5');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('Local DNS Enforcement') + '</em>';
 
@@ -721,12 +725,9 @@ return view.extend({
 		/*
 			prepare category data
 		*/
-		var code, category, list, path, categories = [];
-		if (result[2]) {
-			categories = result[2].trim().split('\n');
-		}
+		const categories = result[2] ? result[2].trim().split('\n') : [];
 
-		o = s.taboption('feeds', form.DummyValue, '_sub');
+		o = s.taboption('feeds', form.DummyValue, '_feeds1');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('1Hosts List Selection') + '</em>';
 
@@ -734,19 +735,14 @@ return view.extend({
 		for (let i = 0; i < categories.length; i++) {
 			const cat = categories[i].match(/^(\w+);(.*?);(.*)$/);
 			if (!cat) continue;
-
-			const code = cat[1].trim();
-			const list = cat[2].trim();
-			const path = cat[3].trim();
-
-			if (code === 'hst') {
-				o.value(path, list);
+			if (cat[1].trim() === 'hst') {
+				o.value(cat[3].trim(), cat[2].trim());
 			}
 		}
 		o.optional = true;
 		o.rmempty = true;
 
-		o = s.taboption('feeds', form.DummyValue, '_sub');
+		o = s.taboption('feeds', form.DummyValue, '_feeds2');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('Hagezi List Selection') + '</em>';
 
@@ -754,19 +750,14 @@ return view.extend({
 		for (let i = 0; i < categories.length; i++) {
 			const cat = categories[i].match(/^(\w+);(.*?);(.*)$/);
 			if (!cat) continue;
-
-			const code = cat[1].trim();
-			const list = cat[2].trim();
-			const path = cat[3].trim();
-
-			if (code === 'hag') {
-				o.value(path, list);
+			if (cat[1].trim() === 'hag') {
+				o.value(cat[3].trim(), cat[2].trim());
 			}
 		}
 		o.optional = true;
 		o.rmempty = true;
 
-		o = s.taboption('feeds', form.DummyValue, '_sub');
+		o = s.taboption('feeds', form.DummyValue, '_feeds3');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('IPFire List Selection') + '</em>';
 
@@ -774,19 +765,14 @@ return view.extend({
 		for (let i = 0; i < categories.length; i++) {
 			const cat = categories[i].match(/^(\w+);(.*?);(.*)$/);
 			if (!cat) continue;
-
-			const code = cat[1].trim();
-			const list = cat[2].trim();
-			const path = cat[3].trim();
-
-			if (code === 'ipf') {
-				o.value(path, list);
+			if (cat[1].trim() === 'ipf') {
+				o.value(cat[3].trim(), cat[2].trim());
 			}
 		}
 		o.optional = true;
 		o.rmempty = true;
 
-		o = s.taboption('feeds', form.DummyValue, '_sub');
+		o = s.taboption('feeds', form.DummyValue, '_feeds4');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('StevenBlack List Selection') + '</em>';
 
@@ -794,19 +780,14 @@ return view.extend({
 		for (let i = 0; i < categories.length; i++) {
 			const cat = categories[i].match(/^(\w+);(.*?);(.*)$/);
 			if (!cat) continue;
-
-			const code = cat[1].trim();
-			const list = cat[2].trim();
-			const path = cat[3].trim();
-
-			if (code === 'stb') {
-				o.value(path, list);
+			if (cat[1].trim() === 'stb') {
+				o.value(cat[3].trim(), cat[2].trim());
 			}
 		}
 		o.optional = true;
 		o.rmempty = true;
 
-		o = s.taboption('feeds', form.DummyValue, '_sub');
+		o = s.taboption('feeds', form.DummyValue, '_feeds5');
 		o.rawhtml = true;
 		o.default = '<hr style="width: 200px; height: 1px;" /><em style="color:#37c;font-weight:bold;">' + _('UTCapitole Archive Selection') + '</em>';
 
@@ -814,12 +795,8 @@ return view.extend({
 		for (let i = 0; i < categories.length; i++) {
 			const cat = categories[i].match(/^(\w+);(.*)$/);
 			if (!cat) continue;
-
-			const code = cat[1].trim();
-			const category = cat[2].trim();
-
-			if (code === 'utc') {
-				o.value(category);
+			if (cat[1].trim() === 'utc') {
+				o.value(cat[2].trim());
 			}
 		}
 		o.optional = true;
@@ -861,14 +838,14 @@ return view.extend({
 					'style': 'float:none',
 					'title': 'Save & Restart',
 					'click': function () {
-						handleAction('restart');
+						return handleAction('restart');
 					}
 				}, [_('Save & Restart')])
-			])
+			]);
 		});
 		return m.render();
 	},
 	handleSaveApply: null,
 	handleSave: null,
 	handleReset: null
-});
+});
\ No newline at end of file