Copy the file adminuseraddinscallback.pmlfnc from the product installation folder C:\Program Files (x86)\AVEVA\Administration1.8.0\PMLLIB\admin\functions into your PMLLIB folder and re-set the PMLLIB environment variable. For example, SET PMLLIB=C:\temp\mypmllib;%PMLLIB%.

When AVEVA Administration is launched, a call is made to the new PML function adminuseraddinscallback.pmlfnc.

Edit the adminuseraddinscallback.pmlfnc to add your own options.