IPSW Downloads

iPadOS 5.1 - 9B176 for 2nd Gen iPad

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

Release DateInvalid Date
Upload Date29 February 2012
File NameiPad2,1_5.1_9B176_Restore.ipsw
File Size0.71 GB
SHA256sum8b91e8125c62a0d8b5b85be6014906af815b551388cef07644c32734e78fbc8b
MD5sum8243a202466be74c06d19b71e48388c1
SHA1sum9ad05caa469906f91bec4627a25132e9f9859720
IdentifieriPad2,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your 2nd Gen iPad to your PC.
  3. Open iTunes and navigate to your 2nd Gen iPad.
  4. Hold the Shift key and click "Restore".
  5. Select the iPad2,1_5.1_9B176_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your 2nd Gen iPad to reboot.

macOS

  1. Connect your 2nd Gen iPad to your Mac.
  2. Navigate to your 2nd Gen iPad in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPad2,1_5.1_9B176_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your 2nd Gen iPad to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your 2nd Gen iPad 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 iPad2,1_5.1_9B176_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your 2nd Gen iPad to reboot.