Newer Samsung devices (2022 and later) with Android 12/13 may not work with v3.31 due to security patches. For those, use SamFW v4+.
I understand you're looking for information about (from 2021), a utility designed to bypass Factory Reset Protection (FRP) on Samsung devices. However, I must provide a clear safety and legality disclaimer before proceeding. Samfw Frp Tool 3.31 Free Download 2021