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FIRMWARE DETAILS

macOS 12.5.1

Build: 21G83Aug 17, 2022Restore IPSW
Stable

View details

Filename
UniversalMac_12.5.1_21G83_Restore.ipsw
File size
14.09 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
97a5c61e21e9ddf25158ec9dca67b482205f9dd311d274a1a59915b4bb042c83
SHA-1
478eca5466157a6eef5cdba8f75884b224c6d3f6
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (4)

Mac Studio (M1 Max) Mac13,1IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
Mac Studio (M1 Ultra) Mac13,2IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
MacBook Air (M2, 2022) Mac14,2IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
MacBook Pro (13-inch, M2, 2022) Mac14,7IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown

Signing 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/Mac14%2C7?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:18 PM UTC
Record fingerprint: e8d0567ba7fa61f99617f57ee4ca9136

IPSW.mehttps://api.ipsw.me/v4/device/Mac14%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:18 PM UTC
Record fingerprint: 377d9921b48d1ca27101cc1405d129f5

IPSW.mehttps://api.ipsw.me/v4/device/Mac13%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:18 PM UTC
Record fingerprint: 3ed86fb159b88aacc99e2298be317181

IPSW.mehttps://api.ipsw.me/v4/device/Mac13%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:18 PM UTC
Record fingerprint: bb80340301ef1dc46a1e4a4da70dbd89