It is crucial to note that .
This version introduced several critical updates to improve stability and expand device compatibility. SamFw Tool 3.31 Overview and Updates | PDF - Scribd samfw-tool-v3.31
For 90% of service center needs (FRP, CSC, resetting), v3.31 is all you need. For carrier unlocking of recent Snapdragon US models, you still need a paid server. It is crucial to note that