Checking your Android's IMEI (International Mobile Equipment Identity) is the first step toward securing your device, verifying its history, or preparing for a sale. Think of this 15-digit code as your phone's unique fingerprint or social security number—it identifies the hardware on any mobile network in the world.

If your dialer isn't working or you need more detailed info, you can find it in your system settings: How To Check IMEI on Android Phone

The "universal" way to pull up your IMEI doesn't require digging through menus. Open your (dial pad). Type in *#06# .