Try restoring it in recovery mode, otherwise it's a hardware issue. It's most likely the battery. iPhones are very picky about which battery you have in the phone.
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To do a recovery mode recovery plug it into a computer. Then press and hold both the power button and home button. When the Apple logo comes up, let og of the power button until it's in recovery mode. Then restore it.
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iPhones tend to be picky about batteries. Try installing your old battery and see if it goes away; if it does your phone dosen't like your replacement battery.
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If you are still having issues, a recovery restore may help. Refer to [https://www.ifixit.com/Guide/iDevice+Recovery+Mode+Restore/16507|this guide] to restore the device. This will erase your data, so make sure you have a backup or don't need the data on the phone.
Try restoring it in recovery mode, otherwise it's a hardware issue. Most likely the battery.
+
Try restoring it in recovery mode, otherwise it's a hardware issue. It's most likely the battery. iPhones are very picky about which battery you have in the phone.
+
To do a recovery mode recovery plug it into a computer. Then press and hold both the power button and home button. When the Apple logo comes up, let og of the power button until it's in recovery mode. Then restore it.
Try restoring it in recovery mode, otherwise it's a hardware issue. Most likely the battery.
+
To do a recovery mode recovery plug it into a computer. Then press and hold both the power button and home button. When the Apple logo comes up, let og of the power button until it's in recovery mode. Then restore it.