Hello
Thank you for your question and reaching out. I can understand you are having query\issues related to Blocking of Hidden Shares.
You can share Hidden share ($ ) using below registry path using this artical guide https://learn.microsoft.com/en-us/troubleshoot/windows-server/networking/remove-administrative-shares
HKeyLocal Machine\SYSTEM\CurrentControlSet\Services\LanManServer\Parameters
Other Reference thread.
https://social.technet.microsoft.com/Forums/windows/en-US/251f0f40-ffbf-4441-ba35-3dd1acd7a445/how-can-we-disable-the-automatic-administrative-share-by-group-policy?forum=winservergen
--If the reply is helpful, please Upvote and Accept as answer--