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What's new in Firefox Beta for Testers 56.0
* Android WebExtension API implemented
* Utilize hardware encoders & decoders for WebRTC to save power consumption and improve performance
* Support of Android 4.0 (API 15) ended
About Firefox Beta for Testers 56.0
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 56.0
This release comes in several variants (we currently have 3). Consult our handy FAQ to see which download is right for you.
Version:157.0b1
Uploaded:September 15, 2026 at 5:58AM UTC
File size:66.27 MB
Downloads:15
Version:156.0b5
Uploaded:September 12, 2026 at 4:14PM UTC
File size:64.92 MB
Downloads:59
Version:156.0b4
Uploaded:September 7, 2026 at 10:48PM UTC
File size:47.23 MB
Downloads:45
Version:156.0b3
Uploaded:September 6, 2026 at 5:36PM UTC
File size:64.88 MB
Downloads:43
Version:156.0b2
Uploaded:September 2, 2026 at 2:25PM UTC
File size:47.21 MB
Downloads:43
Version:156.0b1
Uploaded:August 31, 2026 at 9:26PM UTC
File size:66.12 MB
Downloads:44
Version:155.0b5
Uploaded:August 28, 2026 at 9:06PM UTC
File size:64.53 MB
Downloads:61
Version:155.0b4
Uploaded:August 25, 2026 at 5:20AM UTC
File size:64.52 MB
Downloads:44
Version:155.0b3
Uploaded:August 21, 2026 at 3:25PM UTC
File size:46.98 MB
Downloads:72
Version:155.0b2
Uploaded:August 20, 2026 at 12:19AM UTC
File size:64.48 MB
Downloads:54
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