What should I do if the operation center of the Win7 computer cannot be opened?

1. First, press the win+R shortcut on the win7 computer keyboard to open the computer's running window. In the open running window, enter service.msc and click Enter. This will open the win7 system. The service window is up.

2. In the service window that opens, locate the Security Center service and double-click it to open it. Then the Edit Center window of the Security Center service will appear. In this window, set the startup type of the service to automatic. , then click the start button in the service state, after the setup is complete, click on the application - OK at the bottom of the window to save.