What's new in Firefox Beta for Testers 78.0.0-beta.1

Thanks for testing Firefox Beta!

This is branched off of the 5.2 release with the following two issues changed:

#11392 Remove GAID from telemetry post-experiment
Revert "Mozilla Firefox Browser" branding back to "Firefox Beta" (reverting #9946)
Since the last Firefox Beta release, we've included:
New Tabs Tray #11171
Voice search #1216
a11y improvements #9583 #9595 #9545 #9771 #9768 #7752 #7753 #9590
Reader Mode in urlbar #11045
Dynamic bottom toolbar #8775 (removing Nightly flag)
Adds quick contextual menu to tab switcher #10374
Pull-to-refresh gesture to sync history. #2165
Bugs and crash fixes

Scroll to available downloads
A more recent upload may be available below!

About Firefox Beta for Testers 78.0.0-beta.1

Firefox Beta for Testers 78.0.0-beta.1 Play Store screenshots (7)

Screenshots from version 160.0b5

Download Firefox Beta for Testers 78.0.0-beta.1

This release comes in several variants (we currently have 4). Consult our handy FAQ to see which download is right for you.

Variant
Arch
Version
DPI
78.0.0-beta.1 APK
2015748425
June 26, 2020
armeabi-v7a
Android 5.0+
nodpi
78.0.0-beta.1 APK
2015748427
June 26, 2020
arm64-v8a
Android 5.0+
nodpi
78.0.0-beta.1 APK
2015748429
June 30, 2020
x86
Android 5.0+
nodpi
78.0.0-beta.1 APK
2015748431
June 30, 2020
x86_64
Android 5.0+
nodpi
All Releases
Firefox Beta for Testers 160.0b5

Version:160.0b5

Uploaded:November 5, 2026 at 6:47AM UTC

File size:67.41 MB

Downloads:39

Firefox Beta for Testers 160.0b4

Version:160.0b4

Uploaded:November 2, 2026 at 8:11PM UTC

File size:67.42 MB

Downloads:35

Firefox Beta for Testers 160.0b3

Version:160.0b3

Uploaded:October 31, 2026 at 1:01AM UTC

File size:67.41 MB

Downloads:62

Firefox Beta for Testers 160.0b2

Version:160.0b2

Uploaded:October 28, 2026 at 4:24PM UTC

File size:67.38 MB

Downloads:45

Firefox Beta for Testers 160.0b1

Version:160.0b1

Uploaded:October 27, 2026 at 5:50PM UTC

File size:67.36 MB

Downloads:20

Firefox Beta for Testers 159.0b5

Version:159.0b5

Uploaded:October 21, 2026 at 3:44PM UTC

File size:66.66 MB

Downloads:77

Firefox Beta for Testers 159.0b4

Version:159.0b4

Uploaded:October 19, 2026 at 5:09PM UTC

File size:65.27 MB

Downloads:29

Firefox Beta for Testers 159.0b3

Version:159.0b3

Uploaded:October 16, 2026 at 4:28PM UTC

File size:65.26 MB

Downloads:43

Firefox Beta for Testers 159.0b2

Version:159.0b2

Uploaded:October 14, 2026 at 11:33PM UTC

File size:65.39 MB

Downloads:34

Firefox Beta for Testers 159.0b1

Version:159.0b1

Uploaded:October 13, 2026 at 6:51AM UTC

File size:66.67 MB

Downloads:39

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