iOS 26.4 RC
Build 23E244
Currently Signed
iPhone 16 Plus
iPhone17,4
Released
March 18, 2026
File Size
11.02 GB
Filename
iPhone17,4_26.4_23E244_Restore.ipsw
Important Notice About Signing Status
Signing status was last updated 9 hours 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 Plus (iPhone17,4) |
|---|---|
| OS Type | iOS |
| Version | 26.4 RC |
| Build ID | 23E244 |
| Release Date | March 18, 2026 |
| Signing Status |
Signed
Status last checked April 16, 2026.
|
| Filename | iPhone17,4_26.4_23E244_Restore.ipsw |
| File Size | 11.02 GB |
| Download URL | https://updates.cdn-apple.com/2026SpringFCS/fullrestores/122-05620/010402BB-1710-43D1-B8CF-E47060F608EE/iPhone17,4_26.4_23E244_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.