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iPhone 6s+ iPhone 6s+ iPhone8,2
IPSW Unsigned 17G80

iOS 13.6.1

OS
iOS
Version
13.6.1
Build ID
17G80
File Size
3.70 GB
Release Date
2020-08-12
Last Updated
2020-08-07

About This Firmware

iOS 13.6.1 (build 17G80) is an official Apple IPSW for the iPhone 6s+, released on 2020-08-12. The file is served directly from Apple's CDN. This firmware is no longer signed by Apple. Standard downgrades are not possible, but the file remains available for reference and advanced use.

Verify the download using the SHA-256 or SHA-1 checksum listed in the Checksums section below.

Filename

iPhone_5.5_13.6.1_17G80_Restore.ipsw

Checksums

SHA-256 a7b3ed0cc86f371311c72e6d87e63bfc7588ece9f429f5e718f3b8d4059937f8
SHA-1 eeec8f01d6a579454bba785155e8c5d564d1d4e4
MD5 c1837da2eb15e5eee69b89553f7b0179

Direct URL

https://updates.cdn-apple.com/2020SummerFCS/fullrestores/001-29130/1DE4D654-6860-4624-98C8-715213B77EF8/iPhone_5.5_13.6.1_17G80_Restore.ipsw

Other Devices

How to Restore with This IPSW

iTunes / Finder

macOS & Windows
  1. Download the .ipsw file to your computer.
  2. Connect your iPhone 6s+ via USB.
  3. Open iTunes (Windows / macOS Mojave and earlier) or Finder (macOS Catalina+) and select your device.
  4. Update (keep data): hold Option (Mac) or Shift (Windows) and click Update, then pick the .ipsw file.
  5. Restore (erase & install): hold Option / Shift and click Restore iPhone…, then pick the .ipsw file.
  6. Wait for the process to finish - do not disconnect.
Restoring will erase all data on the device. Back up first.

3uTools

Windows
  1. Download and install 3uTools from 3u.com.
  2. Connect your iPhone 6s+ via USB and trust the computer on the device.
  3. Go to Flash & JBEasy Flash.
  4. Click Import and select the downloaded .ipsw file.
  5. Choose Flash mode: Update keeps data, Restore wipes the device.
  6. Click Flash and wait for the progress bar to complete - do not disconnect.
Only flash firmware that matches your exact device model.

DFU Mode

Recovery tip

If your device is stuck in a boot loop or iTunes/Finder does not recognise it, enter DFU mode first, then select the .ipsw file as normal.

iPhone 8 / X and later

  1. Quickly press & release Volume Up
  2. Quickly press & release Volume Down
  3. Hold Side button until screen goes black
  4. Hold Side + Volume Down for 5 s
  5. Release Side, hold Volume Down 5 more s
  6. Black screen = DFU active

iPhone 7 / 7 Plus

  1. Hold Sleep/Wake + Volume Down for 8 s
  2. Release Sleep/Wake, keep holding Volume Down for 5 s
  3. Black screen = DFU active

iPhone 6s and earlier

  1. Hold Sleep/Wake + Home for 8 s
  2. Release Sleep/Wake, keep holding Home for 5 s
  3. Black screen = DFU active
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