Whether you actually go back and look at photos, watch videos, or review files from years past, you may someday be disappointed if those memories disappear forever, either because you didn't back them up or your one backup was destroyed along the way.

I know I have done a poor job of keeping track of media as I have upgraded computers and phones over the years, and I've lost my fair share of photos, videos, and documents along the way, whether on misplaced or damaged external drives or from simply forgetting to back up at all.

Here's how to ensure your data is available for years to come.

You need multiple backups of your data

One approach to backing up your data is the 3-2-1 strategy, which says you should keep three copies of your data across two different forms of storage, one of wh

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