"You have disconnected. Please check your internet connection and try again."
So recently I've experienced this error quite a lot. It only happens when the game begins to load. I usually have to click on reconnect multiple times before it launches me in to the game. I arrive in game after everyone else. Now before you say that I might've a problem with my connection, I would like to say that my ping is usually around 45 ms . And it's not really my laptop either, because I can play the game without lag on highest settings. I've tried searching around the boards, to see if someone had found a solution. I found this old one from 2015, and the problem was solved by disabling p2p transfer...https://boards.na.leagueoflegends.com/en/c/help-support/Q4lErMuJ-you-have-disconnected-please-check-your-internet-connection-and-try-again I searched for some recent ones, but they didn't really have any answers for why it happens or what the solution is. I made this discussion in hopes of receiving actual help and I hope we can get this problem fixed...
Delete LoL and then delete everything from your computer related to LoL ("Riot Games" folder etc) and then reinstall the game. Fixed everything for me![slayer-jinx-wink]