Download iOS 15.3 (19D50) for iPhone 12 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 iPhone13,1
iOS Version 15.3
Release Date 2022-01-26
Update Date 2024-06-03
Sha1sum
fe7bae1dda53a136843b7e36fe72fa2d92bd47a7
Sha256sum
a90e6da3dc77423e13f0a193eeac2f466546d7c4068eafda0fa520f8723dd405
md5sum
9118c74403dceadf0f8c543cb8190f0a
Size 6.15 GB
FileName
iPhone13,1_15.3_19D50_Restore.ipsw
Status

Download IPSW (6.15GB) Check device info
Release Notes

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

iOS 15.3 includes bug fixes and security updates for your iPhone and is recommended for all users.

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

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