How do you know if you have a virus on your laptop?

How do you know if you have a virus on your laptop?

- Slow computer performance (taking a long time to start up or open programs) - Problems shutting down or restarting. - Missing files. - Frequent system crashes and/or error messages. - Unexpected pop-up windows.

How can I clean my laptop from viruses?

- Step 1: Download and install a virus scanner. - Step 2: Disconnect from internet. - Step 3: Reboot your computer into safe mode. - Step 4: Delete any temporary files. - Step 5: Run a virus scan. - Step 6: Delete or quarantine the virus.