Exploit Fail — Samfw Running

: If the "ADB" section fails, try using the MTP tab for CSC changes, as some users report better success with this method on newer firmware.

Some SAMFW exploits target bootloader vulnerabilities. If the exploit triggers a watchdog timeout or attempts to write to the PIT (Partition Information Table) without the correct magic bytes, the device may: samfw running exploit fail

: Some users on Reddit suggest dialing *#0808# on your phone and selecting DM + ADB + RNDIS before trying the process again. : If the "ADB" section fails, try using

: Exploits require a precise, uninterrupted "handshake" between the PC and the phone. Using a low-quality USB cable, a USB 3.0 port (which can sometimes cause timing issues with older exploits), or having outdated Samsung USB drivers can lead to a communication timeout. Mode Mismatch : Exploits require a precise