Firstly it seems some kind of software issue , secondly it seems that eitner the cable or the charger is not original, thirdly it seems some kind of IC problem

There are some main differences between them and after that A24 is much better then A15A241000 nitsLatest softwareBetter screen qualityBetter cameraA15Just 256 gb storage is thereOtherwise in every aspect low then A24 

Thanks God It Has Been Ungraded Now To Android 10

that's what happening with my cell phone too, S9+ After update