If the PowerCore does not take charge, please try the below:

- Another wall charger/plug.

- Another cable/wire.

- Another wall outlet.

If the PowerCore does not charge other devices issue, please try the following：

- Another known working cable helps.

- Other phones/devices or not.

If there is a wrong indicator, abnormal behavior, abnormal prompt, or battery dead, please try the following: 

- To reset the power bank, try plugging both ends of the cable into the input and output port of the battery at the same time for 3-5 seconds.

- Charge and discharge to see if that resolves the issue. 

- Try another wall charger, cable, and the device also. 

If you have any other questions, don't hesitate to contact us for help.