IPSW Downloads

iOS 12.5.8 - 16H88 for iPhone 6 Plus

This firmware is signed. This means that you can restore to it in iTunes.

Release Date26 January 2026
Upload Date22 January 2026
File NameiPhone_5.5_12.5.8_16H88_Restore.ipsw
File Size2.97 GB
SHA256sum2fffa7ea14ff3ebbac6db8e3589a31f387a45b9ef2f2387767a529f62c122b74
MD5sum7121e33fd451b68fddd45cce4e86f64a
SHA1sum2e1341e2ced0205fa73dc13e676ec3a680e946e9
IdentifieriPhone7,1

Installation Instructions

Windows

  1. Install the latest version of iTunes from the Microsoft Store.
  2. Connect your iPhone 6 Plus to your PC.
  3. Open iTunes and navigate to your iPhone 6 Plus.
  4. Hold the Shift key and click "Restore".
  5. Select the iPhone_5.5_12.5.8_16H88_Restore.ipsw file you downloaded.
  6. Wait for the restore to complete and for your iPhone 6 Plus to reboot.

macOS

  1. Connect your iPhone 6 Plus to your Mac.
  2. Navigate to your iPhone 6 Plus in Finder.
  3. Hold the Option or Alt key and click "Restore".
  4. Select the iPhone_5.5_12.5.8_16H88_Restore.ipsw file you downloaded.
  5. Wait for the restore to complete and for your iPhone 6 Plus to reboot.

Linux

  1. Install idevicerestore.
  2. Connect your iPhone 6 Plus 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 iPhone_5.5_12.5.8_16H88_Restore.ipsw and press Enter.
  5. Wait for the restore to complete and for your iPhone 6 Plus to reboot.