Download iOS 13.1.2 (17A860) for iPhone SE

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 iPhone8,4
iOS Version 13.1.2
Release Date 2019-09-30
Update Date 2019-09-28
Sha1sum
b1fec4e4cf57cfb16f615aea280e6e78a047c037
Sha256sum
026c11c9ed973db430b61726d7066b562b57adc710ca57b55f703a78cd12da7b
md5sum
c6230f48df93fb9a116d8313e3e9b360
Size 3.37 GB
FileName
iPhone_4.0_64bit_13.1.2_17A860_Restore.ipsw
Status

Download IPSW (3.37GB) Check device info
Release Notes

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

iOS 13.1.2 includes bug fixes and improvements for your iPhone. This update:

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

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