Note: You need to install the GD32 driver only for Windows 6.1 or earlier.
Download the GD32 driver package for Windows.
https://storage-us.xtool.com/resource/static/xcs/driver/gd32.zip
Find the package you've downloaded, uncompress the package, and double-click the driver based on the system type of your operating system.
Note:
If the operating system is a 32-bit one, double-click GD32-x86.exe to install the driver.
If the operating system is a 64-bit one, double-click GD32-x64.exe to install the driver.
Complete the installation as prompted.
Restart XCS.