If permissions are the issue, forcing the installer to run with the highest privileges can resolve the error.
If you encounter this error, follow these steps to bypass the block and complete your installation. 1. Run as Administrator cannot create drvsetup64\drvsetup64.exe
Right-click the file and select . This often bypasses the "cannot create" restriction by granting higher write permissions. Disable Antivirus Temporarily If permissions are the issue, forcing the installer
If the installer file was corrupted during the download process, it may fail to unpack the drvsetup64.exe file correctly. Run as Administrator Right-click the file and select
Find your device (e.g., or Interface 0 ) and select WinUSB as the driver to install. Use Device Manager Connect your device and open Windows Device Manager .
The error message typically occurs when installing drivers for devices using the CH341 or CH340 USB-to-serial chips. This is a common issue for users of laser engravers (like LaserGRBL), WCH-Link debuggers, or thermal loggers. Root Causes
Sometimes, the Windows Temp folder contains remnants of failed previous installations that block the new installer from creating files.