The command is...

How do I use it?

From now on, i will assume you have basic knowledge of how to activate the dev console and use it.Type next_map_vote into the console, and follow these instructions.If you wish to vote for the first map, add a 0.If you wish to vote for the second map, add a 1.If you wish to vote for the third map, add a 2.For example, imagine this.You just finished a match on pl_badwater.The maps you can vote for include:(which you just played)andtypinginto console will make you vote for, while typinginto console will make you vote for