FIRMWARE DETAILS
iPadOS 17.5.1
Build:
21F90May 20, 2024Restore IPSWStable
View details
- Filename
iPad_Spring_2019_17.5.1_21F90_Restore.ipsw- File size
- 7.58 GB
- File type
- Restore IPSW
- Download host
updates.cdn-apple.com- Link availability
- Not verified
Source did not report availability
- Last link check
- Not checked
- SHA-256
66b1316cfa8e7bc74874a5627fc015642253d6b03a61f2cda4825714a54c6811- SHA-1
f2a5799d6fb9b7a1da18474cd8eda5bf8386987e- Required starting builds
Not reported- Board restrictions
Not reported
Compatible hardware (4)
iPad Air (3rd generation) Wi-Fi
UnknowniPad11,3IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTCiPad Air (3rd generation) Wi-Fi + Cellular
UnknowniPad11,4IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTCiPad mini (5th generation) Wi-Fi
UnknowniPad11,1IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTCiPad mini (5th generation) Wi-Fi + Cellular
UnknowniPad11,2IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTCSigning is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.
Source provenance
IPSW.mehttps://api.ipsw.me/v4/device/iPad11%2C2?type=ipsw ↗
Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:19 PM UTC
Record fingerprint: 6dc5a39bd82fc805f4d029cb84c7a919
IPSW.mehttps://api.ipsw.me/v4/device/iPad11%2C1?type=ipsw ↗
Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:19 PM UTC
Record fingerprint: 9c4a16d8fa306c0e4a65e44b1225ad58
IPSW.mehttps://api.ipsw.me/v4/device/iPad11%2C4?type=ipsw ↗
Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:19 PM UTC
Record fingerprint: 48069fb7671672e97170718dc23f2b0e
IPSW.mehttps://api.ipsw.me/v4/device/iPad11%2C3?type=ipsw ↗
Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:19 PM UTC
Record fingerprint: 7e042f370a150868d311d59b5003dae7