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What's new in Firefox Beta for Testers 54.0
* Added Bulgarian (bg) and Kabyle (kab) locales
* Improved bookmarks sync performance for Firefox for Android
* Improved stability during media playback
About Firefox Beta for Testers 54.0
Help refine and polish the newest features almost ready for prime time. With Firefox Beta, you get to test the latest performance, customization and security enhancements before they make it to our next version.
Have an impact by helping to put the finishing touches on features and functionality.
**We need your help testing Intel x86 Atom based devices! If you have an Intel x86 Atom based device, download Firefox Beta and tell us what you think.**
Find a bug? Report it at mzl.la/android_bugs.
Want to know more about the permissions Firefox requests? mzl.la/Permissions
See our list of supported devices and latest minimum system requirements at www.mozilla.org/en-US/firefox/mobile/platforms/.
ABOUT MOZILLA
Mozilla is a proudly non-profit organization dedicated to keeping the power of the Web in people's hands.
We're a global community of users, contributors and developers working to innovate on your behalf.
When you use Firefox, you become a part of that community, helping us build a brighter future for the Web.
Learn more at www.mozilla.org.
Download Firefox Beta for Testers 54.0
This release comes in several variants (we currently have 2). Consult our handy FAQ to see which download is right for you.
Version:153.0b7
Uploaded:July 4, 2026 at 12:39AM UTC
File size:65.34 MB
Downloads:20
Version:153.0b8
Uploaded:July 3, 2026 at 4:25PM UTC
File size:65.35 MB
Downloads:20
Version:153.0b6
Uploaded:June 29, 2026 at 3:08PM UTC
File size:65.34 MB
Downloads:64
Version:153.0b5
Uploaded:June 27, 2026 at 6:41AM UTC
File size:65.33 MB
Downloads:46
Version:153.0b4
Uploaded:June 26, 2026 at 12:26PM UTC
File size:65.32 MB
Downloads:19
Version:153.0b3
Uploaded:June 23, 2026 at 4:11PM UTC
File size:65.31 MB
Downloads:35
Version:153.0b2
Uploaded:June 19, 2026 at 5:40PM UTC
File size:65.27 MB
Downloads:73
Version:152.0b10
Uploaded:June 10, 2026 at 4:18PM UTC
File size:64.61 MB
Downloads:106
Version:152.0b9
Uploaded:June 9, 2026 at 12:37PM UTC
File size:64.59 MB
Downloads:46
Version:152.0b8
Uploaded:June 5, 2026 at 5:42PM UTC
File size:64.57 MB
Downloads:62
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