Issue: 

How to check the meaning of system variables and modify them?

Solution:

Method 1:

  1. Check the meaning of system variables in the ZWCAD help 
  2. Enter the system variable in the Command line and press Enter to change the value of the system variable

Method 2:

  1. Click the Ribbon Express and click the System Variables Editor (Can also be accessed from the menu Express→ Tools→ System Variables Editor)
  2. After selecting the system variable, you can see the detailed content and set the value
  3. Through Save Filter and Read, you can export and import drawing system variables