Check if your specific security patch requires a newer edition of the SamFw tool that utilizes alternative exploitation vectors. ADB Prompt Does Not Appear on Phone Cause: Windows driver conflict or timed-out handshake.
Samsung Firmware Download - Lastest official firmware update samfw frp tool v1.0
Look at the top log window of the tool to verify that your device's COM Port is recognized (e.g., SAMSUNG Mobile USB Serial Port (COM3) ). Click on the prominent button. Check if your specific security patch requires a
: Unlock the Google FRP screen with a single button press. samfw frp tool v1.0