Antivirus

Tom hasn't updated the antivirus software on his computer in a long time.

She downloaded an antivirus.

What antivirus are you using?

Have you installed any antivirus software?

Which antivirus do you use?

This antivirus doesn't slow your computer down.

I installed an antivirus on my computer.

Did you install antivirus software on your computer?

Remember to update the antivirus software regularly.

Use antivirus software to protect your computer from viruses.