Galaxy A8/A8+: How do I charge the battery of Galaxy A8/A8+ 2018?
Charge the battery before using it for the first time or when it has been unused for extended periods.
•Use only Samsung-approved chargers, batteries, and cables. Unapproved chargers or cables can cause the battery to explode or damage the device.
•Connecting the charger improperly may cause serious damage to the device. Any damage caused by misuse is not covered by the warranty.
If you want to charge with a Micro USB cable, connect the Micro USB connector to charge the battery with a Micro USB cable.
• Do not plug a Micro USB cable into your device’s multipurpose jack. Doing so may damage the device and the cable.
•The Micro USB connector is used for charging the battery and connecting to a computer.