FIRMWARE DETAILS
iPadOS 15.1
Build:
19B74Oct 25, 2021Restore IPSWStable
View details
- Filename
iPad_Spring_2019_15.1_19B74_Restore.ipsw- File size
- 5.94 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
58ecb7a60b321a1caa187912860d0b6a5c7c53243e9bf474cc255caec54515ec- SHA-1
20daee42a656acb3066f20e8ff731b0364e8436a- 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: 35bae3bd0d75ac4b93d3026996f777e6
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: 0b36b7b2c76ffb775a02909682009097
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: d2a0b49e87b6dd991f8e2acfe935456e
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: 7c849fe8818357db412df0e87567e041