If the above steps don't resolve the issue, you can try the following advanced troubleshooting steps:

Using third-party unlock tools can lower your device's protection. It is recommended to use such tools on a secondary computer and avoid saving sensitive credentials on the unlocked phone.

In this post, I want to move beyond the "try a different USB cable" advice and dive into the why . Why does the SAMFW exploit fail? And what can that failure teach us about modern exploit development?

: Reinstall the latest Samsung Mobile USB Drivers and restart both the PC and the mobile device to clear any hung processes. Method Variation

Ensure you are using the latest version (e.g., SamFw Tool 5.4 ), which includes updated support for newer security patches and EDL mode functions.