iOS 26.3 beta 2
Build 23D5103d
Currently Signed
iPhone 16
iPhone17,3
Released
January 12, 2026
File Size
10.86 GB
Filename
iPhone17,3_26.3_23D5103d_Restore.ipsw
Important Notice About Signing Status
Signing status was last updated less than a minute ago. Apple can stop signing at any time without notice.
Beta Firmware Notice
For official public releases, visit IPSWDL.com
Firmware Details
| Device | iPhone 16 (iPhone17,3) |
|---|---|
| OS Type | iOS |
| Version | 26.3 beta 2 |
| Build ID | 23D5103d |
| Release Date | January 12, 2026 |
| Signing Status |
Signed
Status last checked April 15, 2026.
|
| Filename | iPhone17,3_26.3_23D5103d_Restore.ipsw |
| File Size | 10.86 GB |
| Download URL | https://updates.cdn-apple.com/2026WinterSeed/fullrestores/047-22410/55CBCD42-172B-479B-BDB6-193ABF042B16/iPhone17,3_26.3_23D5103d_Restore.ipsw |
Installation Instructions
How to install this firmware
- Download the IPSW file.
- Connect your device to your computer.
- Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina and later).
- Hold Option (⌥) on Mac or Shift on Windows and click Check for Update or Restore.
- Select the downloaded IPSW file and follow on-screen instructions.