How to Make a Subsite Read-Only in SharePoint using PowerShell?
Requirement: Make a SharePoint Subsite read-only. This method replaces all other permissions applied on the subsite with “Read” and can’t be reverted! Make sure you are proceeding only in scenarios where you don’t need to revert the read-only (E.g. Post migration)! You can take backup of the existing permissions though. If you…
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