: The specific error code "0x68" can indicate that there was an unexpected response during the handshaking process. This could be due to a variety of reasons, including but not limited to:
Ensure the device is powered off and you are using the correct button combination (usually Volume Up + Volume Down) when connecting to enter the necessary mode. Disable Antivirus: handshaking... error unexpected response 0x68
If you see 0x68 (or 'h'), it is highly probable that the module is actually transmitting the word or "http" (part of an HTTP URL or header), or—more commonly—garbled data caused by a speed mismatch. : The specific error code "0x68" can indicate
: If you are on Windows 10 or 11, you may need to disable digital driver signing to allow the VCOM drivers to function properly. Check Connection Mode : : If you are on Windows 10 or