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FIRMWARE DETAILS

iOS 17.3 beta

Build: 21D5026fDec 12, 2023Full OTA
Beta

View details

Filename
4034588d09a2003165e43d0e8cb1efaa2a4d6a93.zip
File size
5.88 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
550f311ca0fcc75a118a051f6248caee2ab4ae4fdf27babc4e40856a27305206
SHA-1
0c1d115fb20f26853abbf9008ce0461e2a0e985a
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 (1)

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