Apple Remote Desktop 1.2: Cannot Remotely Update or Control Mac OS 9 ARD 1.1 Clients

Apple Remote Desktop 1.2 cannot administer Mac OS 9 ARD 1.1 clients. To update your clients remotely, you must update them first, then the administration software.
Symptom

After updating to ARD 1.2 at your administration computer, you cannot administer ARD 1.1 client computers that use Mac OS 9.

Solution

If you have not yet updated any of your ARD software to version 1.2, you may avoid this issue by updating the client computers first. If you have already updated the administration computer first, there are two alternatives: You may either update the client computers locally, or you may reinstall ARD 1.1 at the administration computer.

I. Locally updating clients

This method may be easier if you have only a few affected ARD client computers. You may individually update each computer to ARD 1.2 by using the Software Update control panel or by using the standalone installer available from software download document 120206, "Apple Remote Desktop 1.2 Client for OS 8.1 - 9.2: Information and Download".

II. Reinstalling ARD 1.1

This method is easier when you have many affected ARD client computers. Follow these steps:
Published Date: Oct 7, 2016