To evolve Golbat, you have to have a high friendship level. So have Golbat in the front of your party and fight with it. When it faints, its friendship will go down. So just use it to fight a lot. You might also want to equip Golbat with a Soothe Bell. It increases the friendship between you and your pokemon.
it doesnt............u have to get it from other game.by trading
how do you evolve golbat in pokemon blue rescue team
a golbat
how to evolve golbat in platinum.. how to evolve Scyther in platinum. how to evolve electabuzz in platinum. how to evolve magmar in platinum.
Golbat will evolve if it has max friendship with its trainer which means it can evolve at any level.
Golbat evolves into Crobat in Pokemon Emerald by full happiness.
There is no specific level for golbat to evolve it needs to be loyal to it's trainer in order to evolve.
Friendship
evolve golbat
friendship
Golbat doesn't evolve in pokemon red, blue or yellow. Generation II, and onward, if Golbat's happiness is high enough it will evolve into Crobat.
You evolve it up with high friendship