Windows 10 MDM policy refresh

This week is all about the Windows 10 MDM policy refresh. More specifically, the policy refresh behavior starting with Windows 10, version 1903. Starting with Windows 10, version 1903, the policy refresh got a lot more interesting. Before Windows 10, version 1903, the policy refresh would simply tattoo the settings once during the device checking. Starting with Windows 10, version 1903, the settings that are implemented by the Policy CSP are actually refreshed during the device check-in. Not just tattooed once, but actually re-applied when for example adjusted by the user. Also, similar to that, those settings are also removed when no longer assigned. In this post I’ll have a look at the triggers for a device check-in, the different device check-in actions and the …

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