iPod touch 4

iPod4,1

IPSW Unsigned

iOS 6.1.5

10B400

OS: iOS
Version: 6.1.5
Build: 10B400
File Size: 847.75 MB
Released: 2013-11-15

About This Firmware

iOS 6.1.5 (build 10B400) is an official Apple IPSW for the iPod touch 4, released on 2013-11-15. The download is 847.75 MB and 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 checksums below.

Filename

iPod4,1_6.1.5_10B400_Restore.ipsw

Checksums

SHA-256 a2af386feb2c1ce063ba97d31b38a91ef4106a8c84f17bc2bb4e477d776bbe1e

SHA-1 146c1390bf476c6b87f5ff63100c8e574c8a369a

MD5 728e75b2b8e8c3130777400aa170bab1

Direct URL

https://secure-appldnld.apple.com/iOS6.1/091-3505.20131106.PosTg/iPod4,1_6.1.5_10B400_Restore.ipsw

Download IPSW

Other Devices

iPhone 8 Plus (Global)

iPhone10,2

iPhone 7 Plus (GSM)

iPhone9,4

How to Restore with This IPSW

iTunes / Finder

macOS & Windows

Download the .ipsw file to your computer.
Connect your iPod touch 4 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 iPod touch 4 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