Issue: 

How to delete the plot paper sizes that are not needed in ZWCAD?

Solution:

  1. Execute the PLOT command, or click Plot in the ribbon, to open the Plot dialog box.
  2. Select the plotter name, and click Properties to open the Plotter Configuration Editor.
  3. Choose the Filter Paper Size option, and untick the paper sizes you don't need. 
  4. Click OK to save the settings to the plotter file. 
    You can also save it as a new plotter.
  5. Browse the paper list of the plotter, and you will see the sizes you don't need are gone.