lag spike

I recently got back into Civ 6 and wanted to make a mod which would implement a custom tech tree. Everything seems fine until I finished clicked on the end of the tech tree and my game paused for a good 30 seconds. I narrowed down the issue to Techs in the atomic era which had 61+...

Hey all. Effectively, at seemingly random times, a multiplayer game with friends (4 players lan, one player internet) will hang, not allowing any players to move units, choose productions, or any actions whatsoever. The "loading" globe doesn't appear, and everyone can still move their views...

Whenever I click on a trader, my frames drop from around 60fps to like 1 and I get a massive lag spike as well. I think it's because the white arrows are too intensive for my PC to load (which is weird, because I run the game pretty smoothly). Is there a way to remove these arrows completely...