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Microsoft tells Windows 10 users to just trade in their PC for a newer one, because how hard can it be?
(www.xda-developers.com)
This is a most excellent place for technology news and articles.
Not sure what made them not work, but this makes sense.
The anticheats harvest data that has value, it's a business decision rather than a technical problem.
For your particular situation, checkout the site protondb. It's a user contributed site on how to get all games to work
If it's anticheat, blame the devs, because they're specifically blocking Linux. If it's something else, maybe we can help.