How to extend the ring timing For eg :-Default ring timing to. Custom 15sec ring timing to 30sec Every Time the some MMI code the popup msg arrives as Connection error or MMI Code is invalidHow to solve this?

My Bluetooth keeps Automatically turns off and turns on for past 2 days .But now  My wifi is keeps turning of with Bluetooth Issue :-If Bluetooth offWifi is also off with out even a single touchSuddenly Bluetooth onWifi is also on with Bluetooth This...