Problem Description:

After installing the laser software LightBurn or RDWorks, the USB port cannot communicate with the machine.

WIN 11 systems are usually accompanied by the following pop-up prompt.

Reason：

Enabling Memory integrity in WIN11 prevents the installation and running of the loaded FTDI driver.

Solution：

Go to the Core Isolation page in Windows Security, and turn off the Memory Integrity option.

Please refer to the detailed steps: A driver can't load on this device.

Quick Steps：

Right-click the Start and click the Setting

Start > Settings > Privacy & Security > Windows Security > Device Security and then under Core isolation, select Core isolation details.

Finally, reinstall the software and reinstall the driver.

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