Update user.js

Fastfox.js

@@ -33,7 +33,7 @@
 // false = reflow pages whenever new data is received
 //user_pref("content.notify.ontimer", true); // DEFAULT
 
-// PREF: notification interval (in microseconds) to avoid layout thrashing
+// PREF: content notification delay - notification interval (in microseconds) to avoid layout thrashing
 // When Firefox is loading a page, it periodically reformats
 // or "reflows" the page as it loads. The page displays new elements
 // every 0.12 seconds by default. These redraws increase the total page load time.
@@ -48,11 +48,16 @@
 // [2] https://web.archive.org/web/20240115073722/https://dev.opera.com/articles/efficient-javascript/?page=3#reflow
 // [3] https://web.archive.org/web/20240115073722/https://dev.opera.com/articles/efficient-javascript/?page=3#smoothspeed
 user_pref("content.notify.interval", 100000); // (.10s); default=120000 (.12s)
-//user_pref("content.max.tokenizing.time", 1000000);
+user_pref("content.max.tokenizing.time", 1000000); // (1.00s); alt=2000000; HIDDEN
-//user_pref("content.switch.threshold", 500000); // default= 750000
+user_pref("content.interrupt.parsing", true); // HIDDEN
-//user_pref("content.interrupt.parsing", true);
+user_pref("content.notify.ontimer", true); // HIDDEN
-//user_pref("content.notify.ontimer", true);
+
-//user_pref("content.maxtextrun", 8191); // DEFAULT
+// PREF: UI responsiveness threshold
+user_pref("content.switch.threshold", 300000); // HIDDEN; default= 750000; alt=500000
+
+// PREF: split text nodes to a length
+// The number of bytes in a text node.
+//user_pref("content.maxtextrun", 8191); // DEFAULT; HIDDEN
 
 // PREF: new tab preload
 // [WARNING] Disabling this may cause a delay when opening a new tab in Firefox.
@@ -123,8 +128,8 @@ user_pref("dom.ipc.processPriorityManager.backgroundUsesEcoQoS", false);
 // [2] https://github.com/yokoffing/Betterfox/issues/153
 // [3] https://github.com/yokoffing/Betterfox/issues/198
 //user_pref("gfx.canvas.accelerated", true); // [DEFAULT FF133+]
-    //user_pref("gfx.canvas.accelerated.cache-items", 16384); // [DEFAULT=8192 FF135+]; Chrome=4096; alt=32768
+user_pref("gfx.canvas.accelerated.cache-items", 32768); // [default=8192 FF135+]; Chrome=4096
-    user_pref("gfx.canvas.accelerated.cache-size", 2048); // default=256; Chrome=512; alt=4096
+user_pref("gfx.canvas.accelerated.cache-size", 4096); // default=256; Chrome=512; alt=4096
 user_pref("gfx.content.skia-font-cache-size", 32); // default=5; Chrome=20
 //user_pref("gfx.canvas.max-size", 32767); // DEFAULT=32767
     // [1] https://bugzilla.mozilla.org/show_bug.cgi?id=1239151#c2
@@ -279,8 +284,8 @@ user_pref("browser.cache.disk.enable", false);
 // [1] https://kb.mozillazine.org/Browser.cache.memory.capacity#-1
 // [2] https://searchfox.org/mozilla-central/source/netwerk/cache2/CacheObserver.cpp#94-125
 // [3] https://github.com/WaterfoxCo/Waterfox/commit/3fed16932c80a2f6b37d126fe10aed66c7f1c214
-user_pref("browser.cache.memory.capacity", 65536); // 64MB RAM cahce; alt=131072 (128 MB RAM cache)
+user_pref("browser.cache.memory.capacity", 65536); // 64MB RAM cache; alt=131072 (128 MB RAM cache)
-user_pref("browser.cache.memory.max_entry_size", 16384); // 16MB max entry; alt=32768; 32 MB max entry; default=5120 (5 MB)
+user_pref("browser.cache.memory.max_entry_size", 32768); // 32 MB max entry; default=5120 (5 MB)
 
 // PREF: amount of Back/Forward cached pages stored in memory for each tab
 // Pages that were recently visited are stored in memory in such a way
@@ -299,7 +304,7 @@ user_pref("dom.storage.shadow_writes", true);
 
 // PREF: tell garbage collector to start running when javascript is using xx MB of memory
 // Garbage collection releases memory back to the system.
-//user_pref("javascript.options.mem.high_water_mark", 128); [HIDDEN OR REMOVED]
+//user_pref("javascript.options.mem.high_water_mark", 128); // DEFAULT [HIDDEN OR REMOVED]
 
 /****************************************************************************
  * SECTION: MEDIA CACHE                                                     *
@@ -570,7 +575,7 @@ user_pref("network.predictor.enabled", false);
 // PREF: CSS Masonry Layout [NIGHTLY]
 // [1] https://developer.mozilla.org/en-US/docs/Web/CSS/CSS_Grid_Layout/Masonry_Layout
 // [2] https://www.smashingmagazine.com/native-css-masonry-layout-css-grid/
-user_pref("layout.css.grid-template-masonry-value.enabled", true);
+//user_pref("layout.css.grid-template-masonry-value.enabled", true);
 
 /****************************************************************************
  * SECTION: TAB UNLOAD                                                      *

Peskyfox.js

@@ -64,6 +64,9 @@ user_pref("browser.profiles.enabled", true);
 // [1] https://github.com/yokoffing/Betterfox/issues/320
 //user_pref("widget.gtk.non-native-titlebar-buttons.enabled", true);
 
+// PREF: disable search engine switcher in the URL bar [FF136+]
+//user_pref("browser.urlbar.scotchBonnet.enableOverride", false);
+
 /****************************************************************************
  * SECTION: THEME ADJUSTMENTS                                              *
 ****************************************************************************/
@@ -106,13 +109,13 @@ user_pref("browser.ml.enable", false);
 // PREF: AI chat
 user_pref("browser.ml.chat.enabled", false);
 
-// PREF: link previews
-//user_pref("browser.ml.linkPreview.enabled", false);
-
 // PREF: AI-enhanced tab groups
 // [1] https://support.mozilla.org/kb/how-use-ai-enhanced-tab-groups
 //user_pref("browser.tabs.groups.smart.enabled", false);
 
+// PREF: link previews
+//user_pref("browser.ml.linkPreview.enabled", false);
+
 /****************************************************************************
  * SECTION: COOKIE BANNER HANDLING                                          *
 ****************************************************************************/

Securefox.js

@@ -501,9 +501,9 @@ user_pref("browser.privatebrowsing.resetPBM.enabled", true);
 // When downloading a file in private browsing mode, the user will be prompted
 // to chose whether they want to keep or delete files that are downloaded
 // while in private browsing. 
-user_pref("browser.download.enableDeletePrivate", true);
+//user_pref("browser.download.enableDeletePrivate", true);
-user_pref("browser.download.deletePrivateChosen", true);
+//user_pref("browser.download.deletePrivateChosen", true);
-user_pref("browser.download.deletePrivate", true);
+//user_pref("browser.download.deletePrivate", true);
 
 /******************************************************************************
  * SECTION: SHUTDOWN & SANITIZING                                             *

personal/user-overrides.js

@@ -57,6 +57,9 @@ user_pref("security.cert_pinning.enforcement_level", 2); // strict public key pi
 user_pref("captivedetect.canonicalURL", ""); // disable captive portal detection
 user_pref("network.captive-portal-service.enabled", false); // disable captive portal detection
 user_pref("network.connectivity-service.enabled", false); // disable captive portal detection
+user_pref("browser.download.enableDeletePrivate", true); // Delete files downloaded in private browsing when all private windows are closed
+user_pref("browser.download.deletePrivateChosen", true); // Delete files downloaded in private browsing when all private windows are closed
+user_pref("browser.download.deletePrivate", true); // Delete files downloaded in private browsing when all private windows are closed
 
 /** PESKYFOX ***/
 user_pref("devtools.accessibility.enabled", false); // removes un-needed "Inspect Accessibility Properties" on right-click
@@ -151,3 +154,4 @@ user_pref("network.trr.max-fails", 5); // lower max attempts to use DoH
 user_pref("geo.provider.use_geoclue", false); // [LINUX]
 user_pref("pdfjs.defaultZoomValue", "page-width"); // PDF zoom level
 
+

user.js

@@ -84,8 +84,8 @@ user_pref("browser.privatebrowsing.forceMediaMemoryCache", true);
 user_pref("browser.sessionstore.interval", 60000);
 
 /** SHUTDOWN & SANITIZING ***/
-user_pref("browser.privatebrowsing.resetPBM.enabled", true);
 user_pref("privacy.history.custom", true);
+user_pref("browser.privatebrowsing.resetPBM.enabled", true);
 
 /** SEARCH / URL BAR ***/
 user_pref("browser.urlbar.trimHttps", true);
@@ -179,6 +179,7 @@ user_pref("browser.privateWindowSeparation.enabled", false); // WINDOWS
 /** AI ***/
 user_pref("browser.ml.enable", false);
 user_pref("browser.ml.chat.enabled", false);
+user_pref("browser.tabs.groups.smart.enabled", false);
 
 /** FULLSCREEN NOTICE ***/
 user_pref("full-screen-api.transition-duration.enter", "0 0");
@@ -227,3 +228,5 @@ user_pref("layout.word_select.eat_space_to_next_word", false);
 /****************************************************************************
  * END: BETTERFOX                                                           *
 ****************************************************************************/
+
+