While you might think “duh, that’s obvious,” a reliable Internet connection is not always available in your area or deemed too expensive. You’ll need to have a cable modem or a fast DSL connection in order to connect to your courses. Reliable is the key word here. If your Internet connection has a tendency to crash your browser or drop altogether, you’ll need to diagnose the source of a problem or find a new way to access the Web.
Make sure your computer is protected against malware. If you have Windows 8 or 10, you should already have Windows Defender (but make sure it’s on and up-to-date). For further protection, you can pair that with the free version of Malwarebytes. It also doesn’t hurt to install an ad blocker like Ublock Origin (which is what I use in order to block malicious ads before they even get the chance to load – you can always whitelist the sites you trust if you want to support them.