COD
By The CPU Guide
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4 reasons why
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Press Windows + X key
Select Device Manager
Now click on Display adapter
Right-click on Update driver
Click Search automatically for updated driver software
Updated version of the graphic driver will be downloaded and installed
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Here is how you can run Modern warfare as an administrator:
Select properties.
Now in the pop-up window go to the compatibility tab
Then click the box next to Run this program as an administrator and click OK
Launch the game and COD Warzone Dev Error 6178 will be fixed
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Launch Battle.net client
Now select Call of Duty: MW
Click Options > Game Settings
Tick the check box saying Additional command-line arguments
In the text box type -d3d11
And press Done
Launch Warfare COD and check if Dev Error 6178 is solved