iPhone 15 Plus

iPhone15,5

IPSW Unsigned

iOS 26.0.1

23A355

OS: iOS
Version: 26.0.1
Build: 23A355
File Size: 9.28 GB
Released: 2025-09-29

Beta firmware →

iPhone 15 Plus specs →

About This Firmware

iOS 26.0.1 (build 23A355) is an official Apple IPSW for the iPhone 15 Plus, released on 2025-09-29. The download is 9.28 GB and is served directly from Apple's CDN. This firmware is no longer signed by Apple. Standard downgrades are not possible, but the file remains available for reference and advanced use.

Verify the download using the checksums below.

Filename

iPhone15,5_26.0.1_23A355_Restore.ipsw

Checksums

SHA-256 26a4a37dca55aa622cb565fff94d1cc42c4ac6b865c85fcf84f5170b1dbf23e4

SHA-1 82036ecaca29f3019c074e8ec8a70c04c6b64122

MD5 150f395e0f69788a9feac26b8d4b6547

Direct URL

https://updates.cdn-apple.com/2025FallFCS/fullrestores/093-44334/7D9D5B63-15A7-4198-833E-8F64B7F676C3/iPhone15,5_26.0.1_23A355_Restore.ipsw

Download IPSW

Other Devices

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iPhone3,2

iPhone 12 mini

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How to Restore with This IPSW

iTunes / Finder

macOS & Windows

Download the .ipsw file to your computer.
Connect your iPhone 15 Plus via USB.
Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina+) and select your device.
Update (keep data): hold Option (Mac) or Shift (Windows) and click Update, then pick the .ipsw file.
Restore (erase & install): hold Option / Shift and click Restore iPhone…, then pick the .ipsw file.
Wait for the process to finish - do not disconnect.

Restoring will erase all data on the device. Back up first.

3uTools

Windows

Download and install 3uTools from 3u.com.
Connect your iPhone 15 Plus via USB and trust the computer on the device.
Go to Flash & JB > Easy Flash.
Click Import and select the downloaded .ipsw file.
Choose Flash mode: Update keeps data, Restore wipes the device.
Click Flash and wait for the progress bar to complete - do not disconnect.

Only flash firmware that matches your exact device model.

DFU Mode

Recovery tip

If your device is stuck in a boot loop or iTunes/Finder does not recognise it, enter DFU mode first, then select the .ipsw file as normal.

iPhone 8 / X and later

Quickly press & release Volume Up
Quickly press & release Volume Down
Hold Side button until screen goes black
Hold Side + Volume Down for 5 s
Release Side, hold Volume Down 5 more s
Black screen = DFU active

iPhone 7 / 7 Plus

Hold Sleep/Wake + Volume Down for 8 s
Release Sleep/Wake, keep holding Volume Down for 5 s
Black screen = DFU active

iPhone 6s and earlier

Hold Sleep/Wake + Home for 8 s
Release Sleep/Wake, keep holding Home for 5 s
Black screen = DFU active