Bought new few months back hardly charged my phone 5 to 10 times now all of a sudden all the power bank lights are blinking and not charging the phone or even the power bank itself.Searched for solution but havn't find any. I think i am again  wasted...

I have galaxy s10+ and i m facing hell of issues like the first one is proximity sensor and it is behaving very awkwardly like sometimes the screen goes off or on while using the earpiece or speaker. Another one is the light sensor same issue not wor...