I had same problem.
Then i wiped the cache. and made sure the it will only connect to 2,4ghz wlan
then i changed connection to WCDMA/ GSM only without LTE
Since then my battery lasts normal again
khalid, 02 May 2017check your Battery - Change and seeI changed battery but problem not solved.service center tell me to changed the motherboard. Motherboard price -12000 indian rupee.so i decided to buy samsung a5. Samsung alpha is a very nice phone.i used this phone 1 year 7 month.
ProCro, 13 Jun 2017After hard reset batty still sucks. Shame on you samsung...And why is that?
I mean, after I instal them manually, and log into app it will be same again?
Chennai Buddy, 20 Jun 2017Hi Samsung Galaxy Alpha users, this phone is poor battery. the phone should on charge in Home ... moreLooks like u need to change ur battery, as well as factory reset.
Because my Battery last for 1 day during Medium usage and performance is Great as well.
Hi Samsung Galaxy Alpha users, this phone is poor battery. the phone should on charge in Home - In Car during Travelling - and in Office. During out door travelling do not take risk with this phone, the battery will completely offs.
The phone has hanging problem during making and receiving calls. you will feed to break the phone during emergencies.
Once again Battery is worst..................The purpose of phone is for emergency reach a person. but this is not possible in this model.
Worst phone totally my money wasted.
Dear Alpha user ! It's time to boycott Samsung for not providing marshmallow update for this great device.
ProCro, 13 Jun 2017After hard reset batty still sucks. Shame on you samsung...Make sure u didn't had done Apps backup restore after Hard reset.
After update (which was over 300mb for EU version), battery life sucks again. I'm doing hard reset now to see if It will help...
What's are changes made during the latest software update which was nearly 250 mb .....
Gurpreet , 29 May 2017Please suggest this phone is volte ja only LTE Only LTE.
Prakhar476, 18 May 2017After receiving an OTA update 257.93 mb. I have noticed that the Stand by time of my device ha... moreCan you plz post battery screenshots and SOT?
Currently I am on Custom rom and thinking of switching to Stock incase of any improvement
After receiving an OTA update 257.93 mb. I have noticed that the Stand by time of my device has been improved drastically. Also overall battery life & performance has been improved as well.
I'll post snapshots for the standby time soon.
Can you recommend me some good and stable custom rom which works fine and battery lasts at least little bit longer?