Lifewire on MSN

What Is a Computer Virus and Why Should You Worry About It?

The word 'virus' gets tossed around a lot. Here's what actually counts, what to watch for, and how to stay two clicks ahead ...

How to clear your Windows 11 PC cache (and what happens if you don't)

Windows 11 can identify large files, unused apps, and system files that can be safely deleted. This is a good place to start when optimizing your disk space. Here's how to access these tools: 1. Click ...