Android Hidden Settings

Android phone has so many hidden features and some of them really helpful and others are not meant to be changed and is protected from Users.For example Notification Log is very useful when it comes to users who mistakenly clean all their log and would like to see a notification which they erased earlier.Radio signal changer, application logger, phone info are some of the other features we android users use on our regular basis to know about our phones and compare with the newer once.