FIRMWARE DETAILS

iOS 26.3 beta 2

Build: 23D5103dJan 12, 2026Delta OTA

Beta

View details

Filename: 6b5667b841b183d17f18b562140d7209e032e403d75cf14a8215c9e8bfcb137d.aea
File size: 1.11 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 4b842f751fd6eaf0cac979d20c7079568d149a107d44434ad77d4e9fd4073ff5
SHA-1: ee9df1d50408200145aeb75110a46506d7432143
Required starting builds: 23C5044b
Board restrictions: Not reported

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

iPhone Air iPhone18,4

Unknown

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

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: d6a4268b5bfe41ed5e6a9d9c44780a5e