Features/Release Tracking

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If there are things on these lists that shouldn't be here, please update the keyword on the bug (remove 'feature'), and it will magically disappear.

Check RapidRelease/Calendar for more accurate dates during merge period.

Almost Definitely in Firefox 157

Firefox

Currently in BETA channel
Moves to RELEASE week of September 15, 2026

Desktop (Win, Mac, Linux)

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1

Mobile (Android)

See the Mobile Roadmap for 157

Platform

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1

All Target Milestone 157 bugs with 'feature' keyword

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1

Targeting Firefox 158

Firefox

Currently in NIGHTLY channel
Moves to BETA week of September 15, 2026

Desktop (Win, Mac, Linux)

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1

Mobile (Android)

See the Mobile Roadmap for Firefox 158

Platform

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1

All Target Milestone 158 bugs with 'feature' keyword

Bugzilla query error

Array ( [type] => error [message] => http-bad-status [params] => Array ( [0] => 429 [1] => Unknown Error ) ) 1