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.
"Windows Update" is a module which used for upgrading the windows system, with it, we can upgrade the system, expand the system functions, make our system more supportive for softwares and hardwares, and keep a more stable system environment. Follow steps given as below, it is easy to install windows update.
1.Click Start button at the left corner of screen, and click Control Panel:
2.Click the option of Windows Update on new opened window:
3.After step 2, a new window - Windows Update will be opened, and click on Install updates
After all above steps finished, the process of installing windows update is completed.