When i open BO2 it won´t lauch properly.

[LostPlayerZero]

When i click on Play the game will launch and i can hear the music but if i try to open the actual window it will close itself immediately.

[Dss0]

LostPlayerZero type

r_fullscreen 0; vid_restart

into the bootstrapper cmd window and hit enter.

If it still doesn't work try this: https://plutonium.pw/docs/repair/#the-repair-process-for-t4-and-t6