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![](https://slrpnk.net/pictrs/image/5d775419-f1a9-4f3b-807c-881158168c30.webp)
have 2 flash/hard/whatever drives: A and B
once a month (or at what ever frequency you can sustain)
backup your data to A and next cycle backup your data to B
nothing fancy or technical, just some basic consistent backups.
if you can do that you’ll likely be fine. There are nearly infinitely many enhancements you can do if you are more technical or can follow technical instructions.
Warzone 2100 (you can download for free as it is an old PC game that went GPL)
gets more on the nose by the day