How to see if your Samsung Galaxy phone's working properly

Like a well-loved car, your phone will inevitably break down over time, even if you care for it really well with a protective case.

Maybe you suspect the battery's not charging properly or the sensors aren't working. If you own a Samsung Galaxy phone, there's a hidden test menu you can easily activate to see if something really is wrong.

To access the hidden test menu, up the phone app and enter *#0*# and this screen should pop up: