Windows 11 Pro - appmodel process very high CPU usage

[james10007]

I noticed a consistent high CPU usage that last for up to a minute whenever I start fallout shelter from steam. I have also noticed other times when I am not able to start the task manager when I see some app like Visual Studio not responding. I ran all standard troubleshooting like scanning for viruses, optimizing disks, windows updates and reboots.Most of the time CPU usage is below 5%. Even when I am playing games the CPU usage is below 50%. It is a gaming desktop with 64GB RAM and all SSD. Just wondering if there is anything I can do to not trigger that appmodel

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