Periodically backing up your computer is always a good idea. You want to make sure your documents, photos, and files are protected in case of hardware failure, software glitches, or malware attacks.

You can create Hyper-V VMs in Windows 11 using a built-in Windows app or a new developer-oriented tool. Both come with gotchas. Here’s how it all works. Though it may seem that virtual machines, a.k.a ...