| 1977310 |
www.google.com - Last character is covered by unexpected vertical scroll bar in Google search field sometimes, with "Japanese Supplemental Fonts" installed (for Meiryo) and with the Japanese version of the Google site (with `lang="ja"` attribute) |
No keyword |
NEW |
|
| 1989331 |
Crash in [@ mozilla::RestyleManager::SnapshotFor] |
No keyword |
RESOLVED |
FIXED |
| 1994400 |
Korean/Japanese composition unexpectedly stops when mouse select triggers Firefox builtin AI chatbot popup icon |
No keyword |
NEW |
|
| 1998661 |
Picker is inaccessible to keyboard and screen reader users when showPicker is used on datalist |
No keyword |
VERIFIED |
FIXED |
| 2003137 |
Running an old version of Firefox can break xdg-basedir support |
No keyword |
NEW |
|
| 2006265 |
Crash in [@ VerifyCientPrincipalInfosMatch ] - Inherit controller for top level initial about:blank |
No keyword |
RESOLVED |
FIXED |
| 2006820 |
Nested bookmarks menus sometimes appeared to the left of their normal positions |
No keyword |
VERIFIED |
FIXED |
| 2008883 |
Check state menuitem type `checkbox` and `radio` are not shown |
No keyword |
RESOLVED |
FIXED |
| 2009017 |
Add a capability that lets us set different defaults for top sites and top stories during the first 48 hours of the default profile's lifetime |
No keyword |
VERIFIED |
FIXED |
| 2009098 |
The ‘Open link’ button in the Application chooser dialog is disabled |
No keyword |
RESOLVED |
FIXED |
| 2009101 |
The state of the certain radio buttonis not shown correctly in about:preferences |
No keyword |
RESOLVED |
FIXED |
| 2009191 |
Crash in [@ java.lang.IllegalArgumentException: at androidx.compose.ui.text.internal.InlineClassHelperKt.throwIllegalArgumentException(InlineClassHelper.kt:3)] |
No keyword |
RESOLVED |
FIXED |
| 2009640 |
Unable to show more columns in the Library window |
No keyword |
RESOLVED |
FIXED |
| 2009644 |
Check mark visually disabled in #editBMPanel_tagsSelector of Library and StarUI dropdown panel |
No keyword |
RESOLVED |
FIXED |
| 2009646 |
In the sort dropdown menu of the new history sidebar, all checkmarks are visually enabled. |
No keyword |
VERIFIED |
FIXED |
| 2009774 |
Some shop.app checkout pages (e.g. AG Jeans) never finishes loading, staying stuck showing placeholder content |
No keyword |
VERIFIED |
FIXED |
| 2009937 |
Perma services/settings/test/unit/test_remote_settings_release_prefs.js | test_preview_mode_cannot_be_toggled_in_release - [test_preview_mode_cannot_be_toggled_in_release : 121] Preview mode pref was not read in when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2010003 |
Perma browser/extensions/webcompat/tests/browser/browser_smartblockembeds.js | browser/extensions/webcompat/tests/browser/browser_smartblockembeds.js | test_smartblock_embed_replaced - A promise chain failed when Gecko 148 merges to beta on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010261 |
Perma browser/components/urlbar/tests/browser/browser_contextualsearch.js | keep_search_query_searchbar - Uncaught exception in test - TypeError: can't access property "dispatchEvent" when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2010411 |
CLDR 48 'h' hour format is possibly web incompatible |
No keyword |
VERIFIED |
FIXED |
| 2010454 |
Remove or update probes expiring at the end of Firefox 149: dom.contentprocess.buildID_mismatch_false_positive before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010455 |
Remove or update probes expiring at the end of Firefox 149: startup.profile_* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010457 |
Remove or update metrics expiring at the end of Firefox 149: contentblocking.* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010461 |
Remove or update metrics expiring at the end of Firefox 149: hls.* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010463 |
Remove or update metrics expiring at the end of Firefox 149: networking.local_network_access_p* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010465 |
Remove or update metrics expiring at the end of Firefox 149: networking.local_network_access_connection before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010467 |
Remove or update metrics expiring at the end of Firefox 149: oskeystore.return_codes before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010470 |
Remove or update metrics expiring at the end of Firefox 149: parsing.svg_unusual_pcdata before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010472 |
Remove or update metrics expiring at the end of Firefox 149: pwmgr.import_logins_from_file_categorical before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010473 |
Remove or update metrics expiring at the end of Firefox 149: startup.profile_* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
DUPLICATE |
| 2010475 |
Remove or update metrics expiring at the end of Firefox 149: webrtcdtls.key_exchange_algorithm before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010477 |
Remove or update metrics expiring at the end of Firefox 149: extensions_button.* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010479 |
Remove or update metrics expiring at the end of Firefox 149: genai.linkpreview.* before Gecko version gets increased to 150 on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2010484 |
Option elements' text may be difficult to read when the select element's background is set to a background-image with transparent background-color |
No keyword |
VERIFIED |
FIXED |
| 2010535 |
Links from external apps don't load, clicking a link brings Firefox to the foreground but the URL doesn't open |
No keyword |
RESOLVED |
FIXED |
| 2010601 |
Crash in [@ stackoverflow | nsIFrame::GetOffsetToCrossDoc] |
No keyword |
VERIFIED |
FIXED |
| 2010739 |
Disable Compression Dictionaries in 147+ |
No keyword |
VERIFIED |
FIXED |
| 2010764 |
Fenix 147.0 [@ java.lang.IllegalStateException: at androidx.fragment.app.Fragment.getParentFragmentManager(Fragment.java) ] |
No keyword |
VERIFIED |
FIXED |
| 2010941 |
Autofill suggests urls that aren't relevant to the user |
No keyword |
RESOLVED |
FIXED |
| 2010994 |
Search suggestion highlighting is broken |
No keyword |
VERIFIED |
FIXED |
| 2011300 |
Sandbox denies access to $ProfD/chrome and $ProfD/extensions when profile is under new XDG basedir (was: Some translations are missing when profile is under new XDG basedir) |
No keyword |
VERIFIED |
FIXED |
| 2011319 |
Firefox for Android frequently and randomly going back to the previous page after a new one is loaded |
No keyword |
RESOLVED |
FIXED |
| 2011381 |
"Remember browsing and download history" and "Remember search and form history checkbox" checkbox option remain checked when "Always use private browsing mode” is enabled |
No keyword |
RESOLVED |
WONTFIX |
| 2011622 |
camera remains active after disabling |
No keyword |
RESOLVED |
FIXED |
| 2011673 |
Perma browser/base/content/test/about/browser_aboutNetError.js | onlyAllow3DESWithDeprecatedTLS - netErrorCard is rendered. - "undefined" == true - got (void 0), expected true (operator ==) when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2011700 |
Crash in [@ webrender::render_task::render_task_sanity_check] |
No keyword |
RESOLVED |
FIXED |
| 2011705 |
Perma toolkit/components/places/tests/browser/browser_bug680727.js | Test timed out when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2011902 |
Firefox Nightly detected as new app because 'mozilla-official' as distribution channel used, at least on macOS,permission prompts by system and 1Password triggered |
No keyword |
RESOLVED |
FIXED |
| 2012009 |
Crash in [@ firefox_on_glean::factory::create_and_register_metric] |
No keyword |
VERIFIED |
FIXED |
| 2012244 |
7s of js::PCToLineNumber on TC thread on opening Youtube |
No keyword |
RESOLVED |
FIXED |
| 2012542 |
macOS pref `gfx.webrender.compositor`=false with gpu process draws blank window |
No keyword |
VERIFIED |
FIXED |
| 2012704 |
Enable Split View by default |
No keyword |
RESOLVED |
FIXED |
| 2012977 |
Sanitizer: Fix specification bug in removeAttribute |
No keyword |
RESOLVED |
FIXED |
| 2013039 |
Intermittent "Content Encoding Error" on google.com |
No keyword |
RESOLVED |
FIXED |
| 2013120 |
content page alert() modal backdrop covers DevTools toolbox |
No keyword |
VERIFIED |
FIXED |
| 2013289 |
Crash in [@ nsDocShell::ShouldDoInitialAboutBlankSyncLoad] |
No keyword |
RESOLVED |
FIXED |
| 2013319 |
Enable Address Autofill for Australia, India, Italy, Poland, and Austria |
No keyword |
RESOLVED |
FIXED |
| 2013357 |
Perma devtools/client/webconsole/test/browser/browser_webconsole_object_inspector_entries.js | Got expected output for " when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2013451 |
network.negotiate-auth.delegation-uris failure since 140.7esr |
No keyword |
RESOLVED |
FIXED |
| 2013867 |
Blocking the Key points in Link Previews feature will hide all Link Previews settings |
No keyword |
ASSIGNED |
|
| 2013894 |
The "InvalidStateError JSWindowActorChild.document getter" console error is triggered when enabling the Block all AI enhancements from the AI controls page |
No keyword |
VERIFIED |
FIXED |
| 2013899 |
Users cannot enable the PDF Alt Text feature from the PDF Viewer Alt Text settings panel unless the AI model is downloaded first |
No keyword |
VERIFIED |
FIXED |
| 2013962 |
UniFFI checksum fails on Android nightly after 0.31 upgrade; startup crash on Moto G5 Plus device |
No keyword |
VERIFIED |
FIXED |
| 2014001 |
src/gfx/2d/ConvolutionFilterAVX2.cpp:57:29: runtime error: load of misaligned address 0x55b0871ad15e for type 'const int32_t' (aka 'const int'), which requires 4 byte alignment |
No keyword |
RESOLVED |
FIXED |
| 2014167 |
The Add Alt Text panel should show the ON/OFF toggle button for AI generated Alt text when the feature is set to Available in the AI controls page |
No keyword |
VERIFIED |
FIXED |
| 2014171 |
Tab tooltips are getting in the way all the time now |
No keyword |
RESOLVED |
DUPLICATE |
| 2014380 |
weird scrolling behavior |
No keyword |
RESOLVED |
FIXED |
| 2014692 |
Crash in [@ IPCError-content | RecvConstructBrowser BrowserChild::Init failed (rv=NS_ERROR_FAILURE)] |
No keyword |
RESOLVED |
FIXED |
| 2014723 |
Crash in [@ mozilla::layers::WebRenderBridgeParent::ScreenPixelsRequest::~ScreenPixelsRequest] |
No keyword |
RESOLVED |
FIXED |
| 2014826 |
Almost perma [tier 2] Linux shipp testing/firefox-ui/tests/functional/safebrowsing/test_initial_download.py TestSafeBrowsingInitialDownload.test_safe_browsing_initial_download | marionette_dri when beta 148 merges to release on 2026-02-16 |
No keyword |
VERIFIED |
FIXED |
| 2014923 |
Crash in [@ mozilla::widget::LayerViewSupport::RecvScreenPixels] |
No keyword |
RESOLVED |
FIXED |
| 2014986 |
Regression in view-transition element capture |
No keyword |
VERIFIED |
FIXED |
| 2015543 |
AI Chatbot sidebar onboarding-content is unnecessarily scrollable (i.e. has scrollable overflow), despite having very little content |
No keyword |
VERIFIED |
FIXED |
| 2015719 |
vertical aligment of website icons in login suggestion box |
No keyword |
RESOLVED |
FIXED |
| 2015848 |
52673.57 - 78.91% browser_ml_summarizer_perf.js SUM-ONNX-COMMUNITY-QWEN2.5-0.5B-INSTRUCT_BIG-1st-token-latency + 5 more (Linux, Windows) regression on Tue February 3 2026 |
No keyword |
RESOLVED |
INVALID |
| 2016111 |
Trending search suggestions ‘Learn more’ link redirects to a ‘Page not Found’ link |
No keyword |
RESOLVED |
FIXED |
| 2016431 |
Perma browser/base/content/test/static/browser_parsable_css.js | checkAllTheCSS - Got error message for chrome://browser/skin/toolbarbuttons.css: Found invalid value for media feature. when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2016762 |
tabs.move() cannot swap two tabs that are part of a split view |
No keyword |
ASSIGNED |
|
| 2016818 |
applications filter field in settings no longer works |
No keyword |
RESOLVED |
DUPLICATE |
| 2016872 |
Pinning Firefox to taskbar nonfunctional in Windows 11 Build 7840 |
No keyword |
VERIFIED |
FIXED |
| 2017049 |
Newtab search handoff can't be disabled anymore |
No keyword |
RESOLVED |
FIXED |
| 2017073 |
Intermittent browser/components/messagepreview/tests/browser/browser_messagepreview_show_spotlight.js | single tracking bug |
No keyword |
RESOLVED |
FIXED |
| 2017107 |
Perma /css/css-typed-om/the-stylepropertymap/properties/animation-duration.html | Computed value of animation-duration is auto - assert_equals: expected "auto" but got "0s" when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2017207 |
[LNA] Increase temporary permission timeout of LNA from 1 hour to 24 hour. |
No keyword |
RESOLVED |
FIXED |
| 2017267 |
Perma jxl reftests and test_migration_firefoxLabsEnrollments - [test_migration_firefoxLabsEnrollments : 761] Pref image.jxl.enabled should not be set on the user branch - false == true when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2017369 |
Unified Trust Panel has various contradictory and confusing bits of UI, on "Server Not Found" error-page |
No keyword |
RESOLVED |
FIXED |
| 2017378 |
Enable felt privacy error pages by default for Beta and Release 149 |
No keyword |
RESOLVED |
FIXED |
| 2017450 |
Crash in [@ mozilla::Maybe<T>::emplace | WinPointerEvents::ConvertAndCachePointerInfo] |
No keyword |
RESOLVED |
FIXED |
| 2017858 |
Perma dom/tests/mochitest/general/test_interfaces.html | If this is failing: DANGER, are you sure you want to expose the new interface CloseWatcher to all webpages as a property on 'window' | when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
VERIFIED |
FIXED |
| 2017895 |
Crash in [@ android.security.keystore.KeyPermanentlyInvalidatedException: at android.security.keystore2.KeyStoreCryptoOperationUtils.getInvalidKeyException(KeyStoreCryptoOperationUtils.java)] |
No keyword |
NEW |
|
| 2017901 |
Crash in [@ libc.so | mozilla::widget::LayerViewSupport::DoRequestScreenPixels::{lambda#1}::operator()] |
No keyword |
RESOLVED |
FIXED |
| 2017903 |
Crash in [@ mozilla::dom::WindowGlobalChild::RecvProcessCloseRequest] |
No keyword |
VERIFIED |
FIXED |
| 2017910 |
Crash in [@ AsyncShutdownTimeout | profile-before-change-telemetry | CrashManager: submitting Glean crash ping(s)] |
No keyword |
ASSIGNED |
|
| 2017949 |
Toggling checkbox of titlebar in Customize Toolbar causes the entire browser window becomes transparent. |
No keyword |
RESOLVED |
FIXED |
| 2018133 |
Perma browser/components/backup/tests/xpcshell/test_BackupService_crossProfileTypeRecovery.js | test_legacy_backup_into_legacy_profile - [test_legacy_backup_into_legacy_profile : 247] maybeSetupDataStore - when Gecko 149 merges to beta on 2026-02-23 |
No keyword |
RESOLVED |
FIXED |
| 2018218 |
Add granular telemetry for AI Controls preference changes |
No keyword |
VERIFIED |
FIXED |
| 2018247 |
startup crash in [@ mozilla::layers::NativeLayerMacSurfaceHandler::HandlePartialUpdate<T>] |
No keyword |
RESOLVED |
WORKSFORME |
| 2018257 |
Temporarily revert changes which cleaned up messages in the ContentSearchParent |
No keyword |
RESOLVED |
FIXED |
| 2018848 |
failed to calculate checksum of: ../work/firefox-149.0/third_party/rust/wast/tests/.gitattributes |
No keyword |
RESOLVED |
FIXED |
| 2018967 |
Action dropdown menus from RTL builds are not opened in the correct place |
No keyword |
NEW |
|
| 2019245 |
Collect availTop/left |
No keyword |
RESOLVED |
FIXED |
| 2019311 |
The Smart Window Welcome Screen is displayed at startup on Ubuntu |
No keyword |
VERIFIED |
FIXED |
| 2019360 |
Crash in [@ CCGraph::Init] with "OOM" |
No keyword |
RESOLVED |
FIXED |
| 2019364 |
Collect WebGL's context attributes that are affected by hardware/prefs |
No keyword |
RESOLVED |
FIXED |
| 2019414 |
Add a Nimbus variable for privacy milestones |
No keyword |
RESOLVED |
FIXED |
| 2019492 |
After bug 1972076, Applications list in Settings has suboptimal keyboard and screen reader accessibility |
No keyword |
NEW |
|
| 2019515 |
Video Quality regression when using Nvidia VSR compared to 147 |
No keyword |
RESOLVED |
FIXED |
| 2019539 |
[macOS] The crash reporter is not displayed if Firefox crashes a second time |
No keyword |
ASSIGNED |
|
| 2019924 |
[macOS] Missing ‘Add’ badge for open search engines in the Unified Search Button |
No keyword |
VERIFIED |
FIXED |
| 2019989 |
Custom Tabs' "Copy" context-menu has a purple background (and is unreadable with a light theme), if Firefox Nightly has a private tab in the foreground |
No keyword |
NEW |
|
| 2020018 |
Unusable Searchbar after going through Onboarding |
No keyword |
VERIFIED |
FIXED |
| 2020081 |
New tab menu on macOS full-screen toolbar misplaced when menu bar is shown |
No keyword |
ASSIGNED |
|
| 2020300 |
Iframe load event doesn't fire after content script injects style element |
No keyword |
RESOLVED |
FIXED |
| 2020423 |
Edge to edge issue in 148 on homepage after going through new onboarding |
No keyword |
RESOLVED |
FIXED |
| 2020553 |
Correct the collection frequency of some canvas hashes |
No keyword |
RESOLVED |
FIXED |
| 2020927 |
RichTextArea of GWT project is broken in Firefox 148 |
No keyword |
RESOLVED |
FIXED |
| 2021581 |
Almost perma [tier2] org.mozilla.fenix.ui.SettingsSearchTest#verifyShowSearchSuggestionsToggleTest | androidx.compose.ui.test.ComposeTimeoutException: Condition (exactly 1 nodes match - when Gecko 150 merges to beta on 2026-03-23 |
No keyword |
RESOLVED |
FIXED |