Galaxy S10 Plus does not charge to battery and how to fix it

Galaxy S10 Plus, S10 one of Samsung's high-end Flagshit series with a battery capacity of up to more than 4000mAh. Some customers have encountered the situation that the Galaxy S10 Plus does not charge into the battery, or the battery does not charge to a percentage, taking a long time to fully charge the battery. Why does this happen and how to fix it?