: You must have Samsung USB Drivers installed and Microsoft .NET Framework 4.7.2 or higher for the tool to run correctly.
The most popular use for this tool is the FRP bypass through the diagnostic menu: How To Change CSC Code On Samsung Phones with SamFW samfw-tool-v4.2
Have you forgotten your PIN, pattern, or password? Version 4.2 includes a "Remove Screen Lock" feature. It does not brute-force the password; instead, it deletes the locksettings.db file and the gatekeeper password key. On Android 10+ with file-based encryption (FBE), this may wipe user data if performed without a backup. SamFW Tool v4
Reduced "Device not found" errors when connecting via USB. The most popular use for this tool is
Advanced users can disable Knox to prevent security pop-ups when installing custom binaries, though this permanently trips the Knox eFuse (voiding warranty).
