Overheating Charger for a 2017 MacBook 13” Air

I am wanting to respond about this topic. I had to replace the charger. When I went to charger, both ends, got pretty hot. I made sure it was the correct charger for my MacBook Air and it was. I had to remove a protective cover from the bottom and it as dirty and was not moving air enough to cool the laptop. I left the bottom off and really cleaned it good. When I went to charge again it worked perfectly…