Download iOS 15.5 (19F77) for iPhone XS

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 iPhone11,2
iOS Version 15.5
Release Date 2022-05-16
Update Date 2022-05-11
Sha1sum
4e7fe951db885bb5ba9942fd1e8741c2505bfd3d
Sha256sum
08658a028afa3272a5a233c4c7e2daf344db0f25afde1048aab8886b60aca41c
md5sum
c0b43a1e093dbfff3a8ccb351243b59a
Size 6.77 GB
FileName
iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.5_19F77_Restore.ipsw
Status

Download IPSW (6.77GB) Check device info
Release Notes

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

iOS 15.5 includes the following improvements and bug fixes:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

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