Imagine you put your phone on charging, but the percentage of the battery decreases instead of increasing. In this case, your very next question would be, ‘why is my phone charging backward?’
Nowadays, many phone users commonly face charging backward. There are many reasons behind this issue.
Our article includes all the possible reasons behind the problem, along with solutions as well.
Why Is Your Phone Charging Backward

I think you have got the answer to your question- ‘why is my phone charging backward?’ If you have faced charging backward, I recommend you to check the reasons one by one. I believe your solution is inside the article.
Resource:
- how phone batteries work: https://www.wired.com/story/how-phone-batteries-work/
- safe charging tips from Android Authority: https://www.androidauthority.com/charging-phone-battery-myths-882232/
- USB power output differences: https://www.makeuseof.com/tag/usb-types-charging-speed/
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how to stop background apps on Android: https://www.digitaltrends.com/mobile/how-to-close-apps-on-android/