- Make sure you have automatic updating turned on. This feature ensures that you have the latest security improvements from Microsoft installed on your computer. If you’re using other antivirus software, make sure that it is up to date with the latest malware definitions.
- Restart your PC.
- Run a full scan:
- Open your Microsoft security software.
- On the Home tab, under Scan options, click Full.
- Click Scan now.
A full scan can take an hour or more, depending on how many files you have on your PC.
Once your computer is clean, take these steps to help keep it clean.