iPhone 6s+ iPhone8,2

IPSW Unsigned 18D70

iOS 14.4.2

iOS

Version

14.4.2

Build ID

18D70

File Size

4.50 GB

Release Date

2021-03-26

Last Updated

2021-03-23

Download IPSW

Beta firmware? Download Here →

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

About This Firmware

iOS 14.4.2 (build 18D70) is an official Apple IPSW for the iPhone 6s+, released on 2021-03-26. 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_14.4.2_18D70_Restore.ipsw

Checksums

SHA-256 e29484fb71c4b090ec72331e417585e27d8bbc926931055c377c84ecd13fff1c

SHA-1 c47d51153cb9f3f5912cfc391be9a91b7201d2bb

MD5 e6679799d8c482f3ce841147d837c89f

Direct URL

https://updates.cdn-apple.com/2021WinterFCS/fullrestores/071-22356/6262BD9F-77AC-4643-9D89-96D6812D3821/iPhone_5.5_14.4.2_18D70_Restore.ipsw

Other Devices

iPhone 4 (GSM / 2012)

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