Secret codes are essentially alphanumeric strings that act as shortcuts to specific applications or testing menus within the Android operating system and Samsung’s One UI skin.
Type the specific sequence of numbers and symbols (e.g., *#0*# ).
However, respect the codes. The same key sequence that tests your proximity sensor ( *#0*# ) sits two typos away from a total hard reset ( *2767*3855# ). Stick to the safe list: *#0*# , *#0011# , *#0228# , and *#12580*369# .
These codes are categorised by their primary utility, from hardware testing to system information.
The process is identical to making a call: