Why is the computer suddenly unable to access the social security network?

If you can't get online, check whether the indicator light of the router is on. If it is normal, the router itself can be ruled out. Another possibility is that the router setting information is initialized, and if so, it must be reset. Use the computer clinic in Tencent Computer Manager to find out why you can't access the Internet. Click on the Internet to view and fix the abnormality.