Some of xhorse dolphin xp005 key cutting machine users reports that the battery has shown fully charged. 3 bars is the most it gets. How to get rid of this?
It needs an update. Update it and it settled, update it and ready you have to do it with the PC.
Update the firmware to fix the problem and go back to 4 bars.
Follow guide below to update your dolphin xp-005
How to Update Xhorse Dolphin XP005 Software and Install Driver?
If still the same won’t go back to 4 bars, check if dolphin xp005 will cut 3-5 keys by charging overnight, if yes, the battery is good. It does not matter.