For technicians, power users, or curious owners, knowing can help you test sensors, recover IMEI numbers, run battery diagnostics, and even access engineering modes that are normally invisible.
While the codes listed below are generally safe, some "engineering codes" allow you to alter deep system settings. Changing settings you don't understand—particularly in the "Engineering Mode"—can brick your device or cause hardware malfunctions. Proceed with caution, and do not change settings unless you are certain of the outcome. How to Use Secret Codes on INFINIX Zero 5G
If your screen isn't rotating or your auto-brightness isn't working, dialing *#0*# is the fastest way to see if the hardware is broken or if it’s just a software glitch. For technicians, power users, or curious owners, knowing