Yes, you are in the right place if you looking for Samsung M30 or M30s secret/hidden codes.
Below some hidden secret codes of the Samsung Galaxy M10, M20, M30, and M30s. So test your phone!
By the way, I have used Samsung M30 and M30s for that tutorial.
also, you will find your questions like
How to use secret codes in SAMSUNG Galaxy M30 or M30s?
How to open hidden mode in SAMSUNG Galaxy M30 or M30s?
How to get access to hidden mode in SAMSUNG Galaxy M30 or M30s?
How to use the secret function in SAMSUNG Galaxy M30 or M30s?
Which codes are works in SAMSUNG Galaxy M30 or M30s?
Warning: These codes are for engineering and debugging purpose only. Some sensitive Samsung Mobile Secret codes can harm the stability of your any mobile phone. Kindly proceed at your own risk. we are not responsible for any damages.
Battery Status: *#0228#
Service Mode 1: *#9090#
Service Mode 2: *#0011#
Service Mode 3: *#2683662#
Test Mode: *#0*#
Version and Model Check: *#1234#
Firmware Version-Bluetooth, Wi-Fi: *#2663#
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