Please refer to the following:
1. Right-click the Start menu in the lower left corner of the desktop and select Run Item from the right-click menu, or press Windows+R directly to quickly open the Run window.
2. After the running window opens, enter the command "services". And press enter to open the "System Service" interface, as shown in the figure.
3. For the operating system, find the office software protection platform service and right-click the "Start" item.
4. In addition, in order to prevent the problem of "the license of this product cannot be verified" in the future, we need to do the following work: right-click the "Software Protection" service item and select the "Properties" item from its right-click menu.
5. Open the "Software Protection Properties" window and set the "Startup Type" to "Automatic" or "Automatic (Delay)" to solve the problem of saving and exiting.