Why my battery goes down from 100 to 0 so fast
Why my battery goes down so frequently Galaxy J7 NXT
The battery may be failing and needs to be replaced.
Here's the user manual for the phone. Go to p.11→p.12 to view the procedure to remove the battery.
Search online for EB-BJ700BBC to find battery suppliers that suit you best.
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@shivanisareen What is the name and model number of the device?
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