1. Right-click the computer on the desktop to open the interface, and then click Properties.

2. In the pop-up interface, click Advanced System Settings.

3. In the pop-up interface, click the environment variable.

4. In the pop-up interface, find the path option, and then click Edit.

5. In the pop-up interface, double-click the content to be edited, and then click OK. UG is UG culture: it means underground and YouGuys; This is a minority culture, a culture that is not understood by the public.