Press windows key + R
Type CMD
Press enter
Enter: (change this to where your exe file is located)
cd C:\Users\<USERNAMEHERE>\<WHERE THE .EXE FILE IS>
Enter: "Buckshot Roulette.exe" --rendering-driver opengl3
if the game got added to steam they could use steams servers for multiplayer
try launching command prompt as administrator and running the command
it literally says how to fix it lol
tysm for the linux build