Update to Overwatch resolves the problem with a black screen at startup.
First thing to check for all drivers.
First, you need to check your PC for dll libraries and other errors.
You must click “Fix Items”. PСKeeper check all the “dll” files needed for the game.
If the drivers are installed go further.
UpDate 1.1.22 does not add any content to the game and does not influence the game mechanics.
-UpDate 1.1.22 Allows the game identify the different types of graphics cards and drivers for them. The result it solves the problem with a black screen in the Overwatch.
Download – UpDate 1.1.22_Overwatch