Can you use WD-40 on your electronics?

The short answer: no. The long answer: there's a different WD-40 product you can use.

By Deven McClure Nov. 10, 2026 12:15 pm EST SDRon Ismail Pictures/Shutterstock Add Engadget on Google: Google Discover

It can quiet your hinges, get rid of rust and even help break apart stuck LEGO bricks — WD-40 is the magic spray that can do just about anything. It has been around since 1953, originally developed for use in the aerospace industry (specifically, protecting the exterior of the Atlas Missile from rust and corrosion), and has become a staple in just about every home. However, when it comes to your electronics, WD-40 is one of the worst possible cleaners you could reach for.