launcher problems

Updated: November 24, 2020 Note: This thread is NOT for criticizing the update, but for finding solutions. Hey. I have noticed that I and others have had some issues running or even playing Halo after the new update. Although there are some threads/posts out there, I thought it would better...

Hello, i'm having problems to login in the launcher menu, i'm shure my username and password is correct but it tell's me than i did it wrong and i can't play.