IPSW Downloads

iOS 18.6.1 - 22G90 for iPhone 15

This firmware is not signed. This means you cannot restore to it in iTunes.

Release Date14 August 2025
Upload Date08 August 2025
File NameiPhone15,4_18.6.1_22G90_Restore.ipsw
File Size8.62 GB
SHA256sumf56ec6ee6adaa576b542b8b736243ae527fdbfb271830c3d194b2a0978c566a2
MD5suma9859eb5c26ae581f8c39af06ce0b6d6
SHA1sum74ba9f2b356eba43a254721acbd2f24d207a4399
IdentifieriPhone15,4

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 15 to your PC.
  3. Open iTunes and navigate to your iPhone 15.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone15,4_18.6.1_22G90_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 15 to reboot.

macOS

  1. Connect your iPhone 15 to your Mac.
  2. Navigate to your iPhone 15 in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone15,4_18.6.1_22G90_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 15 to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 15 to your PC.
  3. Open a terminal and navigate to the IPSW file you downloaded, e.g., cd ~/Downloads.
  4. To perform a full erase restore, type idevicerestore -e iPhone15,4_18.6.1_22G90_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 15 to reboot.