Here are some instructions for running Lethal Company modded
This is the mod launcher that will manage the Lethal company mod profiles
https://thunderstore.io/package/ebkr/r2modman/
You may also want to STAR / FAVOURITE Lethal Company to make it easier to launch next time
(you can also star Risk of Rain 2 if you have that)
Then Press "Select Game"
Select "Create New" and call it something memorable
update the existing profile (or create a new one to skip step 3)
Then select "From code"
Select the profile
Enter the current code your group is using for the mod list
Do not use the code below, use the most up to date one your group is using to play the game
An incorrect mod list will mean you cant connect to your friends session
Find the mod update box, and update all the mods
Running modded with launch the game with all the selected mods installed
This does not impact your steam version, the mods are slotted into the game at runtime
If you selected the wrong game or profile, go to ( Settings > Profile > Change Profile ) to navigate back to the main mod profile selection screen