If you are a Samsung Galaxy user or a mobile technician, you are likely familiar with the frustration of bypassing Google FRP (Factory Reset Protection) locks or fixing stuck devices. SamFirm Tool, developed by Mahmoud Salah (GSM Egypt), is one of the most reliable and widely used free tools for this purpose.
Version 1.3.1 is a significant release that streamlines the process of unlocking and repairing Samsung devices without the need for credits or expensive boxes. samfirm tool v131 by mahmoud salah link
The development of SamFirm has a complicated history. The original tool by zacharee was discontinued after Samsung changed its server encryption protocols. Later, a developer known as iRussPro updated it, but many users reported bugs with newer Android 12/13/14 firmwares. If you are a Samsung Galaxy user or
Mahmoud Salah’s v1.3.1 is widely considered the most stable community-driven fork. Key improvements over older versions include: The development of SamFirm has a complicated history
The version number "v131" is shorthand for v1.3.1, which is the exact build number displayed inside the tool’s title bar.
Short answer: Yes, if you use the exact version v1.3.1 by Mahmoud Salah from a trusted source.
Long answer: Samsung occasionally changes its server API. While this tool has worked for years, it is technically circumventing the official Samsung Smart Switch or OTA update mechanism. That said, it downloads unmodified, signed Samsung firmware. There is zero risk of malware from the firmware itself. The only risk is downloading the tool from a bad actor.