Instantly displays your device's unique IMEI and serial numbers. Hardware Test Mode (
Look, but don’t touch (the settings you don’t know). Use this guide as your reference, and you’ll get the most out of your Galaxy M33 5G without any risk. How to Use Secret Codes on SAMSUNG Galaxy M33 5G
To use secret codes on your , you simply enter them into the phone's native dialer app . These codes, also known as MMI or USSD codes, provide access to hidden diagnostic menus, hardware tests, and detailed system information. How to Enter Codes Open the Phone (Dialer) App . Type the code exactly as shown (starting with * or # ). Instantly displays your device's unique IMEI and serial
*#0011# – Service Mode: This provides deep technical details about your current network connection, including band frequency and signal strength. To use secret codes on your , you