| 1996416 |
The scroll speed of drag selection in full-screen mode is slower than in Chrome. |
NEW |
| 1996433 |
Driver timeout after going fullscreen on YouTube with AMD RX 9000 series GPU |
UNCONFIRMED |
| 1996454 |
Failed to launch GPU process, fallback to software renderer |
UNCONFIRMED |
| 1996460 |
Slow interactive demo on https://en.wikipedia.org/wiki/Breeder_(cellular_automaton) |
NEW |
| 1996472 |
vaapi media playback choppy with conservative cpu governor |
UNCONFIRMED |
| 1996503 |
Allocate hardware decoder in GPU process if GPU process exists on Android |
NEW |
| 1996589 |
translation: saving the *translated* DOM |
NEW |
| 1996632 |
Remove (activity as HomeActivity) casts in TranslationsDialogFragment |
ASSIGNED |
| 1996653 |
Mac GPU process: Crash in [@ IPCError-browser | GPUProcessKill] |
NEW |
| 1996681 |
Remove old translations C++ DOM code |
NEW |
| 1996690 |
Adjust Firefox backup layout to support locales with longer translations |
NEW |
| 1996755 |
Crash with making render context current when restoring windows on AMD GPU on Linux |
NEW |
| 1996818 |
Switch the TextureCache to using GpuBufferF instead of GpuCache |
NEW |
| 1996989 |
Reduce memory usage for alloc sites in ICScript |
NEW |
| 1997177 |
Gather CPU and memory information specifically for the inference process without requestProcInfo |
NEW |
| 1997202 |
Performance for <https://lumen-decor-studio.vercel.app/> is significantly worse than on Chrome |
NEW |
| 1997247 |
Firefox trackpad scrolling speed is insanely too fast and unlike all other browsers |
UNCONFIRMED |
| 1997269 |
m.gsmarena.com - Part of the text is displayed overlapped when translating the page to Turkish |
NEW |
| 1997380 |
Improve querySelector performance during *-Complex-DOM tests in Speedometer3 |
NEW |
| 1997510 |
Video decoder performance issue |
UNCONFIRMED |
| 1997529 |
Testcase using idlecallbacks, callbacks and microtasks is 10x slower than Chrome. Firefox spends time in linkedlist, Chrome seems to use hash. |
NEW |
| 1997674 |
Firefox touchscreen scrolling speed is insanely too fast and unlike all other browsers |
NEW |
| 1997704 |
WebGPU crash on resize on Linux |
UNCONFIRMED |
| 1997711 |
Incorrect direction of translation of one word in PDF |
NEW |
| 1997723 |
[wpt-sync] Sync PR 55799 - Add variant: exclude PerformanceEventTiming.targetSelector |
REOPENED |
| 1997786 |
Janky page transition animations on https://www.microsoft.com/ro-ro/edge/welcome?form=MT00LJ&cs=578062562 |
UNCONFIRMED |
| 1997806 |
Tab loading animation consumes extremely high GPU/CPU |
UNCONFIRMED |
| 1997833 |
BaseAlloc does not release memory |
NEW |
| 1997835 |
Pasting 1MB of text on the "To" field of gmail spends 38 seconds in js. Chrome is much faster. |
NEW |
| 1997870 |
Perform bytecode encoding and compression off main thread |
ASSIGNED |
| 1997915 |
A third party app taking ownership of the clipboard and being slow to repond may hang the async clipboard |
NEW |
| 1997949 |
Add a test for Fenix DoH performance during concurrent DNS resolutions and HTTP requests |
NEW |
| 1997973 |
Potential performance improvement by reducing string hashing in nsHttpConnectionMgr::FindCoalescableConnection |
NEW |
| 1997983 |
Observation: Fenix DoH opt-in clients experience slower app link navigations: ~300–1500 ms higher (P75) |
NEW |
| 1998018 |
Elements using very large transform: translateY() values (> 8.9 millions of pixels) disappear in Firefox |
NEW |
| 1998021 |
Migrate Translation UI to M3 Acorn colors |
ASSIGNED |
| 1998048 |
Adaptive Performance - Phase 1 Pref Updates |
NEW |
| 1998052 |
Update WGPU to upstream 690d4ee0 (week of 2025-11-03) |
ASSIGNED |
| 1998108 |
SVG SMIL causes memory leak on Intel Graphics |
UNCONFIRMED |
| 1998191 |
Create a PageExtractor viewer to debug how it's performing |
NEW |
| 1998220 |
Investigate and resolve data inconsistency for perf_startup_cold_main_app_to_first_frame metric |
NEW |
| 1998242 |
Perform subtree name calculation in parent process |
ASSIGNED |
| 1998255 |
Perform subtree label calculation in parent process |
NEW |
| 1998256 |
[toolbar redesign] Share and Translate action in toolbar are missing |
ASSIGNED |
| 1998334 |
[Bug] Firefox DoH unexpectedly falls back to plain DNS when system proxy is set via kioslaverc in KDE |
UNCONFIRMED |
| 1998370 |
Loading an XML document with a supported XHTML doctype is 40x-50x slower than Safari and Chrome |
NEW |
| 1998451 |
Improve performance of codegen tests |
ASSIGNED |
| 1998488 |
[wpt-sync] Sync PR 55856 - [SVG] Fix precision loss in non-scaling-stroke with large coordinate translations |
NEW |
| 1998573 |
Tab shrink animation is janky and leaves behind "ghost" of full-size tab |
NEW |
| 1998648 |
Use in-memory dirty flag and last write time to save origin metadata sometimes |
NEW |
| 1998691 |
Hit MOZ_CRASH(TextureView[Id(1,3)] does not exist) at /third_party/rust/wgpu-core/src/storage.rs:133 |
NEW |
| 1998768 |
Memory leak when Firefox kept running |
UNCONFIRMED |
| 1998839 |
Let zero copy video of hardware decoded video with AMD GPUs ride the trains |
NEW |
| 1998925 |
Add dirty flag to the in-memory script cache for WebExtensions usage |
NEW |