Azure Active Directory
An Azure enterprise identity service that provides single sign-on and multi-factor authentication.
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after renaming an azure ad admin account the user can no longer disable the sign in for other users. It was changed only the surname and email accordingly no role have changed no permission have changed - another user with the same level of access is working fine
Well any particular error? Did you try performing the action via PowerShell or the Graph API as well, do they fail too?