About This Firmware
iOS 18.4
(build 22E240) is an official Apple IPSW
for the iPhone 15 Pro,
released on 2025-03-31.
The download is 9.05 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
iPhone16,1_18.4_22E240_Restore.ipsw
Checksums
SHA-256
247cbe22c5a8383fa10a01fb26d6a3c0fc562744aa125900c3c3048d7ede4b68
SHA-1
ed6f4d436e05ecfd1fe0621bacecbf0f26632f7b
MD5
50725e92f89c1a7dccd79f95cb6c4f68
Direct URL
https://updates.cdn-apple.com/2025SpringFCS/fullrestores/082-15134/AB2A51C2-B3BE-48E0-B2BE-5A9E068152AE/iPhone16,1_18.4_22E240_Restore.ipsw
Other Devices
iPhone 6+
iPhone7,1
iPhone 8 Plus (Global)
iPhone10,2
iPhone 8 (GSM)
iPhone10,4
iPhone 6s+
iPhone8,2
iPhone 14 Pro Max
iPhone15,3
iPhone 11
iPhone12,1
How to Restore with This IPSW
iTunes / Finder
macOS & Windows- Download the .ipsw file to your computer.
- Connect your iPhone 15 Pro 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 Pro 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 tipIf 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