IPSW Downloads

iOS 17.5.1 - 21F90 for iPhone SE 2nd Gen

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

Release Date20 May 2024
Upload Date17 May 2024
File NameiPhone12,8_17.5.1_21F90_Restore.ipsw
File Size6.96 GB
SHA256sum55fb54c08b0581d54a45da07f6022224747403f375c04c71aa0147ac83b7573a
MD5sum367d228f45786cad9f25079f50eb8bdf
SHA1sum45581f060f3ff5ae068b7ff173d0d5adc10382b4
IdentifieriPhone12,8

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone SE 2nd Gen to your PC.
  3. Open iTunes and navigate to your iPhone SE 2nd Gen.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone12,8_17.5.1_21F90_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone SE 2nd Gen to reboot.

macOS

  1. Connect your iPhone SE 2nd Gen to your Mac.
  2. Navigate to your iPhone SE 2nd Gen in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone12,8_17.5.1_21F90_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone SE 2nd Gen to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone SE 2nd Gen 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 iPhone12,8_17.5.1_21F90_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone SE 2nd Gen to reboot.