Remove the cover and take out the battery inside. Insert the new CR2032 battery with the positive sign facing upward. You should hear a sound indicating the battery has been inserted correctly.

A Samsung SmartTag can last up to 700 days, but eventually you'll need to change the CR2032 battery. Here's how you to do it quickly and safely.

Step 3: Remove the CR2032 lithium 3V coin battery and insert your new one with the negative side facing down. When done properly, you’ll hear a chime to indicate the battery is connected.

If your AirTag battery life is now over and you need to do an AirTag battery replacement our guide, including a video tutorial, will demonstrate how easy it is to change the AirTag battery.