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Android users need to know these secret smartphone codes

Tech Advisor

Android users need to know these secret smartphone codes

Usually, you control your smartphone or tablet via the OS or app menus. However, certain functions can only be accessed using control commands: these are combinations of numbers that you enter via your phone’s dialler app, just like a phone number. Many of these functions are not actually intended for the user, but for the mobile network provider or service technician. That’s why very few are publicly documented. You should definitely exercise caution when trying them out. In the vast majority...

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