FIRMWARE DETAILS

iOS 17.3 beta

Build: 21D5026fDec 12, 2023Full OTA

Beta

View details

Filename: 7cb34adc349c8e1d5101c5343ba6106130422723.zip
File size: 5.99 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: a4fc9241fd964e1ad230d448793a503d29bd2d3adb5f3cca25e987671d2e52b5
SHA-1: eb95fd0be243d661a18006465a62d617a318cb90
Required starting builds: Not reported
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (3)

iPhone XS iPhone11,2

Unknown

iPhone XS Max iPhone11,6

Unknown

iPhone XS Max (China mainland) iPhone11,4

Unknown

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%3B21D5026f.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 02068c392e032fb64a160afd4cdf5874