I have a fully stock, not jailbroken/unrooted, up-to-date, relatively new, device that Microsoft randomly determines is "rooted" and blocks access (until reboot

I have a fully stock, not jailbroken/unrooted, up-to-date, relatively new, device that Microsoft randomly determines is "rooted" and blocks access (until rebooted). This happens a few times a month, frequently enough that the false positive rate is very concerning with this change.