FR1 would give you higher coverage with lower throughput while FR2 would give you a lower coverage but higher throughput. There are in-built examples (see https://tetcos.com/5g.html) available in the documentation. You could also look at this post. https://www.researchgate.net/post/Simulating_streaming_video_over_5G_in_NetSim

There is some interesting discussion in this thread

https://www.researchgate.net/post/Simulating_streaming_video_over_5G_in_NetSim

Some white papers are available in https://tetcos.com/5g.html