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FIRMWARE DETAILS

iOS 26.5.1

Build: 23F81Jun 1, 2026Other Firmware
Stable

View details

Filename
77693f5d8850a5288375c1254fa22cace314b42489dccfd0c4ee99076d83284c.aea
File size
335.5 MB
File type
Other Firmware
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
63f7f96371492a95dc15a893cd2dec2dc0463041315b6a1cc9eefda24618d772
SHA-1
ffe7bd47c64706f40b28a2eb1323b7728748c392
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (1)

iPhone 17e iPhone18,5
Not applicable

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B23F81.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 5c942573abf0119b4e5bd563e9638914