MacBook Air (15-inch, M4, 2025) Firmwares
| Version | Build | Release date | Size | Signed | Jailbreak | Details |
|---|---|---|---|---|---|---|
| macOS 26.6.1 Latest | 25G76 | Aug 6, 2026 | 18.41 GB | Signed | None | Details |
| macOS 26.6 | 25G72 | Jul 27, 2026 | 18.41 GB | Signed | None | Details |
| macOS 26.5.2 | 25F84 | Jun 29, 2026 | 18.41 GB | Signed | None | Details |
| macOS 26.5.1 | 25F80 | Jun 1, 2026 | 18.41 GB | Signed | None | Details |
| macOS 26.5 | 25F71 | May 11, 2026 | 18.41 GB | Signed | None | Details |
| macOS 26.4.1 | 25E253 | Apr 9, 2026 | 18.38 GB | Signed | None | Details |
| macOS 26.4 | 25E246 | Mar 24, 2026 | 18.38 GB | Signed | None | Details |
| macOS 26.3.1 | 25D2128 | Mar 4, 2026 | 18.00 GB | Signed | None | Details |
| macOS 26.3 | 25D125 | Feb 11, 2026 | 17.58 GB | Signed | None | Details |
| macOS 26.2 | 25C56 | Dec 12, 2025 | 17.45 GB | Signed | None | Details |
| macOS 26.1 | 25B78 | Nov 3, 2025 | 17.43 GB | Signed | None | Details |
| macOS 26.0.1 | 25A362 | Sep 29, 2025 | 17.01 GB | Signed | None | Details |
| macOS 26.0 | 25A354 | Sep 15, 2025 | 17.01 GB | Signed | None | Details |
| macOS 15.6.1 | 24G90 | Aug 20, 2025 | 15.66 GB | Signed | None | Details |
| macOS 15.6 | 24G84 | Jul 29, 2025 | 15.66 GB | Signed | None | Details |
| macOS 15.5 | 24F74 | May 12, 2025 | 15.72 GB | Signed | None | Details |
| macOS 15.4.1 | 24E263 | Apr 16, 2025 | 15.65 GB | Signed | None | Details |
| macOS 15.4 | 24E248 | Mar 31, 2025 | 15.65 GB | Signed | None | Details |
| macOS 15.3.2 | 24D2082 | Mar 11, 2025 | 14.69 GB | Signed | None | Details |
Only versions Apple is currently signing can actually be installed. Download links point directly to Apple's servers.