A little update on my situation: The freezes while waiting are gone now, don't know what fixed (or caused) it. I didn't reinstall Windows or change ...
Well, got more problems... now the Lobby occasionally freezes when I'm waiting in a slot. Only way to see that it has frozen that the chat is not running anymore. I have to reconnect, which means i dr ...
As the title says, I drop from the Lobby while I'm playing, this usually happens 10-30 minutes after entering a game (heard this from squadmates that were in lobby while i was in game)