12.5.4 Firmware Download
12.5.4 firmware download — compatible with 14 devices, released 2021-06-14, build 16H50. Download links direct to Apple servers, with signing status verification and SHA-256/SHA-1/MD5 checksum validation. This version is no longer signed, for downgrade reference only.
iPhone (4)
4 devices support this version
| Device | Identifier | Build | Size | Signing | Action |
|---|---|---|---|---|---|
| iPhone 6 | iPhone7,2 | 16H50 | 2.82 GB | Unsigned | Details → |
| iPhone 6+ | iPhone7,1 | 16H50 | 2.97 GB | Unsigned | Details → |
| iPhone 5s (Global) | iPhone6,2 | 16H50 | 2.81 GB | Unsigned | Details → |
| iPhone 5s (GSM) | iPhone6,1 | 16H50 | 2.81 GB | Unsigned | Details → |
iPad (9)
9 devices support this version
| Device | Identifier | Build | Size | Signing | Action |
|---|---|---|---|---|---|
| iPad mini 3 (Cellular) | iPad4,8 | 16H50 | 2.75 GB | Unsigned | Details → |
| iPad mini 3 (China) | iPad4,9 | 16H50 | 2.75 GB | Unsigned | Details → |
| iPad mini 3 (WiFi) | iPad4,7 | 16H50 | 2.75 GB | Unsigned | Details → |
| iPad Air (China) | iPad4,3 | 16H50 | 2.76 GB | Unsigned | Details → |
| iPad mini 2 (China) | iPad4,6 | 16H50 | 2.76 GB | Unsigned | Details → |
| iPad Air (Cellular) | iPad4,2 | 16H50 | 2.76 GB | Unsigned | Details → |
| iPad Air (WiFi) | iPad4,1 | 16H50 | 2.76 GB | Unsigned | Details → |
| iPad mini 2 (Cellular) | iPad4,5 | 16H50 | 2.76 GB | Unsigned | Details → |
| iPad mini 2 (WiFi) | iPad4,4 | 16H50 | 2.76 GB | Unsigned | Details → |
iPod touch (1)
1 devices support this version
| Device | Identifier | Build | Size | Signing | Action |
|---|---|---|---|---|---|
| iPod touch 6 | iPod7,1 | 16H50 | 2.63 GB | Unsigned | Details → |