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.

Backing up your Mac is not just something you do when testing betas like macOS Tahoe; it is an everyday essential if you want to avoid risking losing irreplaceable work. Maybe you think you don't need ...

Backup apps tend to be reliable. But check your backups work. Poke around a bit. Open some files. If everything looks good ...