Download iOS 5.1 (9B176) for iPod touch 4

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPod4,1
iOS Version 5.1
Release Date 1970-01-01
Update Date 2012-02-29
Sha1sum
65d7ee2d2fa505ce6fe91271f84f3fc9cbcc81a1
Sha256sum
22022f4bb003deb24189063692c478d74275dcb1e1b2b7df30cbe6d01048b167
md5sum
3eeb95d6b80b50d33708471d2e1b9306
Size 0.73 GB
FileName
iPod4,1_5.1_9B176_Restore.ipsw
Status

Download IPSW (0.73GB) Check device info