Firefox Tomorrow
Nightly 153.0a1

Firefox Nightly 153.0a1

Tuesday, May 19, 2026 1 change 1 category
Changed (1)

TL;DR

1 other change. Highlight: Firefox 153.0a1 Nightly train. Nightly is a continuously updated daily-build channel, so this record represents the version train rather …

Changed 1 item
  1. 01

    Firefox 153.0a1 Nightly train. Nightly is a continuously updated daily-build channel, so this record represents the version train rather than every binary produced each day.