To fix this problem, use the following methods in the order in which they are listed. After each method, check the disc cleaner to see whether the problem is fixed. If the problem is not fixed, try the next method, you will find the computer problem has been resolved.
1.Click Startup and type cmd in the searchbox, then double click on cmd.exe.
2.Type gpupdate and press enter, then you can destroy virus on your computer.
1.Click Start, and enter into Control Panel.
2.Then choose Programs and Features.
3.After you enter in, you can see all your programs listed, right click the software you don't want.For example.I don't like 7-Zip 16.02(x64).I right click it and click Uninstall and a small window open, choose Uninstall again.