1. First, open the WPS file of the graduation thesis that needs anonymous processing.

2. Secondly, click File: click File in the menu bar and select Protect Document: select Protect Document in the drop-down menu and delete personal information: in the pop-up Protect Document dialog box, select Delete Personal Information.

3. Finally, you need to click OK. In the confirmation dialog box that pops up, click OK to save the anonymous pdf version of the graduation thesis.