16
votes
3answers
62k views

How to view the android service menu (secret menu)?

Most of the mobile manufacturers include a hidden service menu in their mobile handsets. These menus allow users (or developers) to access some technical information and service personnel to access ...
0
votes
2answers
5k views

How to find how many hours an Android phone has been used?

I want to know if there is a method that can tell me how many hours an Android phone has been used. Just like we have cheat codes that we used for Nokia phones; they tell us the hours (regardless of ...