The 3 2 1 Backup Rule

October 25, 20261 min readBy PinGallery
The 3 2 1 Backup Rule
Photo: Ckazemi, CC BY-SA 4.0, via Wikimedia Commons

The 3 2 1 rule is a simple way to protect your files. Keep three copies of important data on two different types of storage, with one copy stored offsite or in the cloud.

An external drive plus a cloud backup service covers most home and small business needs. Test your backups occasionally by restoring a file.

Pin Tip

Schedule automatic backups so you never have to remember.

Before You Start

Back up important files before making changes, write down any error messages, and restart the device once to see if the problem clears. These simple steps solve many issues and give a technician useful information if you need help.

When to Call a Professional

If a repair involves opening a laptop, replacing parts, or recovering important data, a trusted local technician can save time and prevent costly mistakes. Ask for a written estimate before work begins.

Save this pin on PinGallery for quick reference, and find more tech tips and trusted local computer repair shops across Ohio.

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