I am the family IT person, an unofficial job I imagine many of you have also held, willingly or not. Those of us who play low-rent Geek Squad for tech-deficient loved ones are used to questions about all sorts of modern problems—jammed printers, disappearing files, misbehaving remotes and sluggish Wi-Fi—especially when we’re back at home.

Instead of taking questions this year, take matters into your own hands. Gather your most frequent customers, sit them down and have them take out their phones. Run them through the following battery of fixes and tweaks to help them use tech more happily and easily—and save the IT department (i.e., you) some headaches.

This post first appeared on wsj.com

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