The one that is generated will generate to Channel 1 by default. You can use any channel you like for your lightmap. The default is 1 though. If you need to generate it to a different level you can specify this in the build settings.
The one that is generated will generate to Channel 1 by default. You can use any channel you like for your lightmap. The default is 1 though. If you need to generate it to a different level you can specify this in the build settings.