Download iOS 15.2.1 (19C63) for iPhone 13 mini

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 iPhone14,4
iOS Version 15.2.1
Release Date 2022-01-12
Update Date 2022-01-08
Sha1sum
6e2a6c2a43c80abc1ca5b4f3318dca60831fbfa5
Sha256sum
60faf5df7a6ad9bf3a671d6020274b296126221e98ba8f802258368135c01495
md5sum
2e8db9e47c851b46714303bbd83c1061
Size 6.18 GB
FileName
iPhone14,4_15.2.1_19C63_Restore.ipsw
Status

Download IPSW (6.18GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

iOS 15.2.1 contains bug fixes for your iPhone including:

For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222