Developer Transition Kit Firmwares
| Version | Build | Release date | Size | Signed | Jailbreak | Details |
|---|---|---|---|---|---|---|
| OS 11.2.3 Latest | 20D91 | Mar 8, 2021 | 12.77 GB | Signed | None | Details |
| OS 11.2.2 | 20D80 | Feb 25, 2021 | 12.76 GB | Signed | None | Details |
| OS 11.2.1 | 20D74 | Feb 9, 2021 | 12.76 GB | Signed | None | Details |
| OS 11.2 | 20D64 | Feb 1, 2021 | 12.76 GB | Signed | None | Details |
| OS 11.1 | 20C69 | Dec 14, 2020 | 12.95 GB | Signed | None | Details |
| OS 11.0.1 | 20B29 | Nov 18, 2020 | 12.68 GB | Signed | None | Details |
Only versions Apple is currently signing can actually be installed. Download links point directly to Apple's servers.