My Diamond is very new. Since the first use I must it very often charge it. OK, I see TV. But when it only standby problem is live. It's problem of old battery or it's problem of new battery too? May be I by this smartphone with old battery?
Hi
This what I know there is only one battery supplier for umi diamond. Please update your phone to latest firmware through to SPFT or OTA zip file from here http://community.umidigi.com/thread-5938-1-1.html
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