diff --git a/platform/chromium/manifest.json b/platform/chromium/manifest.json
index c3c618dae..bdd08ae48 100644
--- a/platform/chromium/manifest.json
+++ b/platform/chromium/manifest.json
@@ -38,14 +38,10 @@
             "all_frames": true
         },
         {
-            "matches": [
-                "https://*.adblockplus.org/*",
-                "https://*.adblockplus.me/*",
-                "https://www.fanboy.co.nz/*",
-                "https://github.com/gorhill/uBlock/wiki/Filter-lists-from-around-the-web"
-            ],
-            "js": ["js/subscriber.js"],
-            "run_at": "document_idle"
+            "matches": ["http://*/*", "https://*/*"],
+            "js": ["js/scriptlets/subscriber.js"],
+            "run_at": "document_idle",
+            "all_frames": false
         }
     ],
     "incognito": "split",
diff --git a/platform/firefox/frameModule.js b/platform/firefox/frameModule.js
index 82c41b2f1..8e95d023c 100644
--- a/platform/firefox/frameModule.js
+++ b/platform/firefox/frameModule.js
@@ -421,10 +421,10 @@ var contentObserver = {
             lss(this.contentBaseURI + 'contentscript-end.js', sandbox);
 
             if (
-                doc.querySelector('a[href^="abp:"]') ||
+                doc.querySelector('a[href^="abp:"],a[href^="https://subscribe.adblockplus.org/?"]') ||
                 loc.href === 'https://github.com/gorhill/uBlock/wiki/Filter-lists-from-around-the-web'
             ) {
-                lss(this.contentBaseURI + 'subscriber.js', sandbox);
+                lss(this.contentBaseURI + 'scriptlets/subscriber.js', sandbox);
             }
         };
 
diff --git a/platform/opera/manifest.json b/platform/opera/manifest.json
index 53cabebd2..3388ff89b 100644
--- a/platform/opera/manifest.json
+++ b/platform/opera/manifest.json
@@ -38,13 +38,10 @@
             "all_frames": true
         },
         {
-            "matches": [
-                "https://*.adblockplus.org/*",
-                "https://*.adblockplus.me/*",
-                "https://www.fanboy.co.nz/*"
-            ],
-            "js": ["js/subscriber.js"],
-            "run_at": "document_idle"
+             "matches": ["http://*/*", "https://*/*"],
+            "js": ["js/scriptlets/subscriber.js"],
+            "run_at": "document_idle",
+            "all_frames": false
         }
     ],
     "incognito": "split",
diff --git a/src/3p-filters.html b/src/3p-filters.html
index b62bc46a0..f9327304e 100644
--- a/src/3p-filters.html
+++ b/src/3p-filters.html
@@ -28,7 +28,10 @@
 </div>
 
 <div id="externalListsDiv">
-<p data-i18n="3pExternalListsHint" style="margin: 0 0 0.25em 0; font-size: 13px;"></p>
+<p>
+    <span data-i18n="3pExternalListsHint" style="margin: 0 0 0.25em 0; font-size: 13px;"></span>
+    <a class="fa info" href="https://github.com/gorhill/uBlock/wiki/Dashboard:-3rd-party-filters#parse-and-enforce-cosmetic-filters" target="_blank">&#xf05a;</a>
+    </p>
 <p style="margin: 0.25em 0 0 0">
     <textarea id="externalLists" dir="ltr" spellcheck="false"></textarea>
     <button id="externalListsApply" class="custom important" disabled="true" data-i18n="3pExternalListsApply"></button></p>
diff --git a/src/js/background.js b/src/js/background.js
index 8ff3b2b63..808cd03e5 100644
--- a/src/js/background.js
+++ b/src/js/background.js
@@ -40,12 +40,8 @@ var oneHour = 60 * oneMinute;
 var defaultExternalLists = [
     '! Examples:',
     '! https://easylist-downloads.adblockplus.org/fb_annoyances_full.txt',
-    '! https://easylist-downloads.adblockplus.org/fb_annoyances_sidebar.txt',
-    '! https://easylist-downloads.adblockplus.org/fb_annoyances_newsfeed.txt',
     '! https://easylist-downloads.adblockplus.org/yt_annoyances_full.txt',
-    '! https://easylist-downloads.adblockplus.org/yt_annoyances_comments.txt',
-    '! https://easylist-downloads.adblockplus.org/yt_annoyances_suggestions.txt',
-    '! https://easylist-downloads.adblockplus.org/yt_annoyances_other.txt'
+    ''
 ].join('\n');
 
 /******************************************************************************/
diff --git a/src/js/subscriber.js b/src/js/scriptlets/subscriber.js
similarity index 89%
rename from src/js/subscriber.js
rename to src/js/scriptlets/subscriber.js
index 529165ed9..8eb3f2827 100644
--- a/src/js/subscriber.js
+++ b/src/js/scriptlets/subscriber.js
@@ -48,12 +48,10 @@ if ( typeof vAPI !== 'object' ) {
 
 /******************************************************************************/
 
-// Only if at least one relevant link exists on the page
-// The links look like this:
-//   abp:subscribe?location=https://easylist-downloads.adblockplus.org/easyprivacy.txt[...]
+// Only if at least one subscribe link exists on the page.
 
 if (
-    document.querySelector('a[href^="abp:"]') === null &&
+    document.querySelector('a[href^="abp:"],a[href^="https://subscribe.adblockplus.org/?"]') === null &&
     window.location.href !== 'https://github.com/gorhill/uBlock/wiki/Filter-lists-from-around-the-web'
 ) {
     return;
@@ -117,17 +115,17 @@ var onAbpLinkClicked = function(ev) {
         // List already subscribed to?
         // https://github.com/chrisaljoudi/uBlock/issues/1033
         // Split on line separators, not whitespaces.
-        var externalLists = details.externalLists.trim().split(/\s*[\n\r]+\s*/);
-        if ( externalLists.indexOf(location) !== -1 ) {
+        var text = details.externalLists.trim();
+        var lines = text !== '' ? text.split(/\s*[\n\r]+\s*/) : [];
+        if ( lines.indexOf(location) !== -1 ) {
             return;
         }
-
-        externalLists.push(location);
+        lines.push(location, '');
 
         messager.send({
             what: 'userSettings',
             name: 'externalLists',
-            value: externalLists.join('\n')
+            value: lines.join('\n')
         }, onExternalListsSaved);
     };