This Samsung Galaxy Dialer Code Lets You Test Each Sensor on Your Phone
With the S9 and S9+ upon us, you maybe wondering if it's time to retire your aging Galaxy and either sell it or do a trade-in to get Samsung's latest flagship. Before you do, however, it's important to make sure that all its components — most notably the sensors — are working fully in order to avoid potential headaches. Fortunately, Samsung has a secret feature that lets most Galaxy owners test out their device's components. And best of all, this hidden diagnostic mode can be accessed simply by inputting a little-known code, making it extremely easy to test if your Galaxy's sensors are... more
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