my phone battery timing is too short . it is durable only for 8-10 hours.

RAM means Random access Mamory. It is a heart of Androids as well as all computers. Speed of All operation Depends upon Ram Capacity ie.2G, 4G, 6G etc. also internal storage mamory depends upon Capacity like 2GB, 4GB, 6GB etc.Without sufficient capac...

Why some apps on this set is going off automatically. ie messanger , etc.?