iPhone 6+
Unsigned iOS

iOS 8.1 (12B411)

iPhone 6+

iPhone7,1_8.1_12B411_Restore.ipsw
Device
iPhone 6+
Identifier
iPhone7,1
OS
iOS
Version
8.1
Build
12B411
Release Date
2014-10-20
Upload Date
2014-10-15
Size
2.24 GB
Status
Unsigned
SHA1
56b069393ca2637507ef44d95d80c5e010636e30
SHA256
d3b729d8f2375a099c4b26b9b6df4f094848b44bd851a2057a8a420f5507c695
MD5
a2c3e20e61b07f09fc8cad4eb340da8a

iOS 8.1 Release Notes

This release includes new features, improvements and bug fixes, including:

  • Apple Pay support for iPhone 6 and iPhone 6 Plus (U.S. only)
  • Photos includes new features, improvements and fixes
    • Adds iCloud Photo Library as a beta service
    • Adds Camera Roll album in Photos app and My Photo Stream album when iCloud Photo Library is not enabled
    • Provides alerts when running low on space before capturing Time Lapse videos
  • Messages includes new features, improvements and fixes
    • Adds the ability for iPhone users to send and receive SMS and MMS text messages from their iPad and Mac
    • Resolves an issue where search would sometimes not display results
    • Fixes a bug that caused read messages to not be marked as read
    • Fixes issues with group messaging
  • Resolves issues with Wi-Fi performance that could occur when connected to some base stations
  • Fixes an issue that could prevent connections to Bluetooth hands-free devices
  • Fixes bugs that could cause screen rotation to stop working
  • Adds an option to select between 2G, 3G or LTE networks for cellular data
  • Fixes an issue in Safari where videos would sometimes not play
  • Adds AirDrop support for Passbook passes
  • Adds an option to enable Dictation in Settings for Keyboards, separate from Siri
  • Enables HealthKit apps to access data in the background
  • Accessibility improvements and fixes
    • Fixes an issue that prevented Guided Access from working properly
    • Fixes a bug where VoiceOver would not work with 3rd party keyboards
    • Improves stability and audio quality when using MFi Hearing Aids with iPhone 6 and iPhone 6 Plus
    • Fixes an issue with VoiceOver where tone dialing would get stuck on a tone until dialing another number
    • Improves reliability when using handwriting, Bluetooth keyboards and Braille displays with VoiceOver
  • Fixes an issue that was preventing the use of OS X Caching Server for iOS updates

Some features may not be available for all countries or all areas.

For information on the security content of this update, please visit this website:

http://support.apple.com/kb/HT1222

How to Restore iOS 8.1 IPSW

🖥

iTunes (Windows / macOS Mojave and older) & Finder (macOS Catalina+)

  1. Download the iPhone7,1_8.1_12B411_Restore.ipsw file to your computer.
  2. Connect your iPhone 6+ to your computer with a USB cable.
  3. Open Finder (macOS Catalina+) or iTunes (Windows / older macOS) and select your device.
  4. To Update (keeps data): hold Option (Mac) or Shift (Windows) and click Check for Update.
  5. To Restore (erases data): hold Option (Mac) or Shift (Windows) and click Restore iPhone/iPad.
  6. Navigate to and select the downloaded .ipsw file, then confirm.
  7. Wait for the process to complete — do not disconnect the device.
⚠️ Note: This firmware is no longer signed by Apple. iTunes/Finder may reject the restore. Use a tool like futurerestore if you have saved blobs.
⌨️

idevicerestore (Command Line)

An open-source command-line tool that restores IPSW files without needing iTunes. Useful for advanced users, automation, and custom restore workflows.

  1. Install via Homebrew: brew install idevicerestore
  2. Connect your device and put it into DFU mode.
  3. Run the restore command:
idevicerestore -t iPhone7,1_8.1_12B411_Restore.ipsw
Common flags:
-eErase restore (factory reset) -uUpdate restore (keep data) -dEnable debug output -nDry-run — don't actually restore
🔓

futurerestore (Saved Blobs / Downgrade)

futurerestore allows restoring to unsigned firmware like this one when you have saved APTickets (blobs) from a tool like TSSSaver or shsh.host.

  1. Download futurerestore from github.com/futurerestore/futurerestore.
  2. Ensure you have a saved .shsh2 blob for iOS 8.1 (12B411) on your iPhone 6+.
  3. Put your device into DFU mode and run:
futurerestore -t your_blob.shsh2 --latest-sep --latest-baseband iPhone7,1_8.1_12B411_Restore.ipsw
⛔ Warning: Using --latest-sep requires the latest SEP to be compatible with iOS 8.1. Always verify compatibility before restoring to avoid a bricked device.
📲

Entering DFU Mode

DFU (Device Firmware Update) mode is required for most manual restores. The button combination varies by device:

iPhone 8 / X and later / iPad with Face ID
Press & release Volume Up → press & release Volume Down → hold Side button until screen goes black → hold Side + Volume Down for 5 s → release Side but keep Volume Down for 10 s.
iPhone 7 / 7 Plus
Hold Side + Volume Down for 8 s → release Side but keep Volume Down for 10 s.
iPhone 6s and earlier / iPad with Home button
Hold Home + Sleep/Wake for 8 s → release Sleep/Wake but keep Home for 10 s.

💡 Tip: In DFU mode the screen stays completely black. If you see the Apple logo or a "Connect to iTunes" screen, you entered Recovery mode instead — try again.

⇓ Download IPSW Firmware (2.24 GB)
iPhone 6+
Other Signed iOS Versions
1 items iOS 8.1 (12B411)