Perform these steps to restrict access to non-privileged users to the Azure AD Portal:
- Navigate your browser to https://portal.azure.com.
- Sign in with an account in Azure Active Directory that has the Global administrator role assigned.
- Perform multi-factor authentication when prompted.
- In the left-hand navigation pane, click Azure Active Directory.
- In the Azure Active Directory pane, click User settings:
- In the User settings pane, select Yes to Restrict access to Azure AD administration portal.
- Click Save at the top of the pane.