@svjs, Thanks for posting in Q&A.
Based on my research, I didn't find the feature to send notification during enrollment when the minimum requirement is not met. You can request the feature in Intune uservoice to see if it can be available in the future:
https://feedbackportal.microsoft.com/feedback/forum/ef1d6d38-fd1b-ec11-b6e7-0022481f8472
Thanks for your understanding.
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