1. Click the "Show hidden taskbar" icon in the lower right corner of the screen, and then click the "Real-time protection of computer housekeeper" icon to open the computer housekeeper.
2. Then click "Computer Acceleration" at the bottom of the computer administrator's homepage.
3. Click "Startup Item" in the picture again to open "Computer Housekeeper-Startup Item Management".
4. Select "Service Item" in the menu, and continue to drop down to find "ANSYS, Inc." license manager displayed in the diagram, and find that it is disabled.
5. Change "disable" of ANSYS, Inc. and "enable" of license manager, so that ANSYS can start normally.