iPhone 6s+ iPhone8,2

IPSW Unsigned 16C101

iOS 12.1.2

iOS

Version

12.1.2

Build ID

16C101

File Size

3.05 GB

Release Date

2018-12-17

Last Updated

2018-12-13

Download IPSW

Beta firmware? Download Here →

Want full hardware specs? View iPhone 6s+ specs →

About This Firmware

iOS 12.1.2 (build 16C101) is an official Apple IPSW for the iPhone 6s+, released on 2018-12-17. 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_12.1.2_16C101_Restore.ipsw

Checksums

SHA-256 696743e51780b04243d996b7f3d4fe080c7c09c0b13306c4cd5ee8f94e17b0ec

SHA-1 c0c29ec0a836970895fbf0d595f69674332bc05f

MD5 5d9f707c5664588a07b793fecd3ff62b

Direct URL

https://updates.cdn-apple.com/2018FallFCS/fullrestores/041-27297/5EA9EE90-FF0C-11E8-846C-D0254C38293C/iPhone_5.5_12.1.2_16C101_Restore.ipsw

Other Devices

iPhone XS Max (China)

iPhone11,4

How to Restore with This IPSW

iTunes / Finder

macOS & Windows

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

Restoring will erase all data on the device. Back up first.

3uTools

Windows

Download and install 3uTools from 3u.com.
Connect your iPhone 6s+ via USB and trust the computer on the device.
Go to Flash & JB → Easy Flash.
Click Import and select the downloaded .ipsw file.
Choose Flash mode: Update keeps data, Restore wipes the device.
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

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

iPhone 7 / 7 Plus

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

iPhone 6s and earlier

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