hi i been using SGS for the last 6 months,mostly it is working fine but some times phone hangs completely then i do force restart.
also battery drains very quickly(4 hours) when i use net or listening to any music.
it's of 2.2 version.
1)shall i go for upgrade
2)is there any thing that i can do about battery draining
1. Get it Updated asap to GingerBread, it will Improve ur phones performance remarkably
2. Install a app called Watchdog Lite from the market that will give you details of which of ur existing app is draining ur battery or just search here on the forums or else Google it as there is good amount of Info on How to Improve your battery life for Android Phones