| Release Date | December 19, 2023 |
|---|---|
| Release Owner | Ryan VanderMeulen |
| Corresponding ESR releases | 115.6.0 |
| Nightly cycle length | 4 weeks |
| Beta cycle length | 4 weeks |
| Bugs fixed in nightly | 1106 |
| Uplifts in beta | 120 (1 backout) |
| Uplifts in RC | 0 (0 backouts) |
| Uplifts in dot releases | 24 (2 backouts) |
| Total number of uplifts | 144 |
| Betas | 9 |
| Release Candidates | 1 |
| Dot releases | 1 |
| Release notes | Consumer notes ⁘ Developer notes |
| Key Milestones | |
|---|---|
| Nightly start | October 24 |
| Beta start | November 21 |
| 121.0 | December 19 |
| 121.0.1 | January 9 |