If you are still unable toplay Call Of Duty Warzonebecause it’s crashing or showing the Disc Read Error 6.154, it’s possible that it might due to corrupted or damaged game files. The good thing is, there’s an easy way that you can do about it — you simply have to use the Scan...
you'll have to go into Steam Deck's desktop setting. You do this by holding down the power button on the top and selecting the Switch to Desktop setting.
In some cases, certain internet service providers (ISPs) may block specific types of connections used by Call of Duty. Switching to Public Matches instead of Private Matches can sometimes bypass these restrictions and resolve the “Unable to Access Online Services” error. To switch to Public Matc...