IPSW Downloads

iOS 8.2 - 12D508 for iPhone 4S

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

Release Date09 March 2015
Upload Date04 March 2015
File NameiPhone4,1_8.2_12D508_Restore.ipsw
File Size1.46 GB
SHA256sum7057b2cb3f06fb7354741984ce9759445cf9b21ee400e0558b108b67452f398b
MD5sume9148eb6e903787c79bd3372bf6facf5
SHA1sum926ba7adb8624022cd41d313f1a5748e9845ff6e
IdentifieriPhone4,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 4S to your PC.
  3. Open iTunes and navigate to your iPhone 4S.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone4,1_8.2_12D508_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 4S to reboot.

macOS

  1. Connect your iPhone 4S to your Mac.
  2. Navigate to your iPhone 4S in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone4,1_8.2_12D508_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 4S to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 4S 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 iPhone4,1_8.2_12D508_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 4S to reboot.