Runs on Windows with the necessary Microsoft Visual C++ Redistributable packages installed.

: Click "Download" and choose a save location. The tool will download and then decrypt the file.

Users can search for firmware based on specific Model Numbers (e.g., SM-G991B) and CSC/Region codes (e.g., BTU for UK, XAS for USA). How to Use SamFirm v0.4.1

: Allows searching by Model Number (e.g., SM-G973F) and Region/CSC (e.g., XSG or TMB). 🛠️ How to Use SamFirm

Only download the tool from reputable forums like XDA-Developers.