Warzone crashing on start up

ill try and start up warzone and it will give me a black screen.

same here warzone and vangard

Limitations with Blizzard Support for Activision titles.
In regards to Activision Titles, we only handle the distribution of the game client for Activision. We will assist with anything related to the desktop application and anything with the game client that involves purchasing, activating, downloading/installing and launching. Anything that occurs after you can press the play button is going to be addressed through the Activision support portal: Support Options | Activision Support

If you are experiencing an issue with the Blizzard Desktop Application itself, we recommend posting in the Desktop Application Tech forums for community based support. This forum is for Classic games like Diablo II: 2000