How to clear the checkbox and disable the "Create an Exchange mailbox" option from New Object (4339208)

This article describes how to implement a script-based policy in Active Roles which clears the checkbox and disables the "Create an Exchange mailbox" option in the New Object creation wizard.

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To clear the checkbox and disable the Create an Exchange mailbox option in the New Object creation wizard, is is necessary to implement a script-based policy as described below.

1. Use a text editor, such as Notepad, to copy the script above and save it as a .ps1 file.
2. Open the Active Roles Console. Ensure that the Console is in Advanced View mode (View -> Mode, then click Advanced Mode).
3. In the console tree, expand Configuration, right-click Script Modules, and then click Import.
4. Use the Import Script window to open the file from Step 1.
5. In the Script window, click OK.
6. In the console tree, right-click Policy Objects, point to New, and then click Policy Object.
7. Follow the steps in the New Policy Object wizard: in Select Policy Type, click Script Execution; in Script Module, select the module created in Steps 3-5; in Enforce Policy, add the desired container or Organizational Unit.

Script for User objects:

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Also refer to SOL77852 on how to create a custom template with deny permission to create mailbox for Active Directory objects user and groups.