Expanding an FSLogix profile disk

See this article for general information on FSLogix: What MSPs Need to Know About FSLogix Profile Containers

***UPDATE***

With a recent update to FSLogix (v2105 https://docs.microsoft.com/en-us/fslogix/whats-new) you can now update existing VHD(x) container size limits by editing the registry on your template/hosts.  This change can be made by editing the SizeInMBs value in the FSLogix registry under: HKLM\SOFTWARE\FSLogix\Profiles

https://learn.microsoft.com/en-us/fslogix/reference-configuration-settings?tabs=profiles#sizeinmbs

This change can be made directly on your templates, hosts or deployed via GPO with a registry edit after updating to FSLogix v2105 or above on your template/hosts.  

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Please also review our Community for additional details on this topic

https://help.nerdio.net/hc/en-us/community/posts/4409242961293-Easily-Expand-Those-Profile-Containers-with-FSLogix-v2105 

For more information on FSLogix container default settings and configurations, see the Microsoft documentation article: Profile Container registry configuration settings - FSLogix | Microsoft Docs