1. Research antivirus software: Start by researching antivirus software to find the right program for your computer and needs. Consider looking into online reviews and ratings, as well as costs, features, and system requirements.
2. Download the software: Once you’ve chosen the right antivirus software for your needs, download the installation files onto your computer.
3. Install the software: After downloading the installation file, run the setup program to install the antivirus program on your computer. Be sure to read and follow any on-screen instructions that appear during the installation process.
4. Activate the antivirus: Once the software is installed, activate it with the product key or license number you received when you purchased the software.
5. Schedule regular scans: Finally, schedule regular virus scans so that your computer will be protected against new and emerging threats. Most antivirus software has a schedule option so that the scans can be done automatically.