My power bank isn't charging [FLOWCHART] July 01, 2019 06:58 Updated Is your power bank not charging? This flowchart might help! Related articles How to re-calibrate the digital display on your power bank [VIDEO] My power bank is flashing 2 lights - What does this mean? Why is my power bank charging slowly? How long should it take to charge my power bank? Does your warranty cover purchases from your retail partners?