A bug that was introduced with one of the recent Windows 10 builds was leading to Microsoft Store app install failures on modern Intel and AMD CPUs. An OOB update has been released which fixes this.
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The recent Windows 11 update KB5012643 and Windows 10 update KB5011831 broke games and apps on "certain GPUs" that run on the Microsoft's DirectX 9 API. Also present is a related D3D9On12 issue.
A new Windows 10 21H2 build has been released to Insiders on the Release Preview channel. The new build, 19044.1679, brings several changes and improvements like a Secure Boot improvement and more.