JARVIS MARK, 30 Jan 2017how can i root my deviceUse kingroot to root your phone
JARVIS MARK, 30 Jan 2017how can i root my devicemy phone change
AnonD-551529, 25 Jun 2016I have same issue. Sometimes, suddenly battery started dropping. In 4-5 seconds it drop by ... moreChange your battery .remove useless application .switch off animation from developer options . move every application to external sd card. Don't play games. Disable useless inbuilt application .just try it your problem will be solved
Anonymous, 31 Dec 2016I got this phone exactly 2 years ago for Christmas. It was quite a good phone at first but as ... moreDisable useless application from application manager. Use developer option to switch off animation. (Click on about device then click 5 times on built number to open developer option) move every application to external memory card. Don't play game in this phone remove every game application . always check your RAM always keep it free upto 200 mb .use only 500 mb of your RAM. If your battery is corrupt your mobile will be hang and restart.
raj, 19 Jan 2017Is lolipop upgrade available for this?..That's are update
Santosh Kumar Singh, 19 Jan 2017Turn on in stock recovery mode. And Clear cache .then restart . Your problem get solvedPhone settings
Anonymous, 15 Jan 2017Samsung S Duos does not turn on. Stuck at 'Samsung' page. Tried turning off/on, remove batter... moreTurn on in stock recovery mode. And Clear cache .then restart . Your problem get solved