If you are encountering Vanguard issues (Error Code 128), chances are Avast Anti-virus is causing it. Uninstall Avast, you don't need it anyway since there's Windows Defender but you can try installing other anti-viruses if you want. Althou...

I’m Diamond in ranked with relatively good MMR, and my performance in ranked is good so far. But every time I play unrated, to either have a “chill” game or if I’m not in the mood to try hard, the matchmaking puts me against players that...