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FIRMWARE DETAILS

iOS 26.1 beta 4

Build: 23B5073aOct 20, 2025Other Firmware
Beta

View details

Filename
8d91081d36f765962336c0c09441e508f81bec11.zip
File size
295.6 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
42b07b1bc1dd69478d5f68c6c202d7fd72f16a785a557dbaeea330c95b757f7b
SHA-1
8d91081d36f765962336c0c09441e508f81bec11
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (1)

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%3B23B5073a.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 18d16b0fe5b5f30c945b62b572d3ecde