I cannot tell you how many times somebody in my family has handed me a controller and said "It's broken, the joystick keeps moving on its own." Nine times out of ten it's stick drift. And they were about to go spend good money on a replacement for absolutely no reason.

Stick drift is that thing where your character or your cursor just slowly creeps across the screen even when you are not touching the thumbstick. It happens with PS5 DualSense controllers, Xbox controllers, Joy-Cons, you name it. There are really two main culprits here. One is just plain wear on the internal analog stick components, the little potentiometers inside if you want to get technical about it. The other is debris. Dust, pet hair, snack crumbs, the works. Cleaning will not fix every single case but it is always worth trying before you open your wallet.

A recent guide over on MSN walks through the cleaning process step by step and it is worth a read if you are dealing with a drifting stick right now. The short version is you grab some high-concentration isopropyl alcohol, a cotton swab, and you clean around the base of the analog stick where dust loves to settle.

Here is how I do it on my own controllers. You lift the rubber skirt of the thumbstick gently with a toothpick, just enough to create a small gap. Then you dip a cotton swab in isopropyl alcohol, tap off the excess so it is damp but not dripping, and work it around the opening. Move the stick in slow circles so the alcohol can reach inside where the contacts are. Let it dry completely, maybe fifteen to twenty minutes, before you turn anything on. This is my own method, not something from the MSN guide, so your mileage may vary.

And one piece of personal advice from somebody who has cleaned a lot of controllers. Skip the canned air if you can help it. I know it is tempting but compressed air can push dust and debris deeper into the mechanism, which just makes things worse. Alcohol dissolves the grime. Air just shoves it around.

If cleaning does not solve it then the internal components are likely worn down. At that point you are looking at either a repair kit if you happen to be comfortable with a soldering iron, or a replacement. My colleague Marcus could tell you exactly how those potentiometer sensors degrade over time if you want the full engineering breakdown, and he does a lovely job of it too. But for most people cleaning is step one, and it fixes the problem more often than you'd expect.

I remember when controllers did not have this issue. Or at least it felt like they didn't. Maybe it is just my own observation but old D-pads did not drift because there was nothing to drift. The analog sticks on modern controllers are wonderfully responsive and I have always figured that same precision is exactly what makes them so vulnerable to dust and crumbs in the first place...

So before you toss that controller or shell out for a new one, try cleaning it first. Keep the snacks a little farther from the game pad. Your wallet will thank you, and so will whoever inherits your hand-me-down electronics.