You get the following error:
Error 1923.Service Trend Micro Messaging Security Agent EUQ Monitor (EUQ_Monitor) could not be installed. Verify that you have sufficient privileges to install system services.
To resolve the issue, please do the following:
1. Manually uninstall the MSA.
2. Remove "SMEX_Admin" and "SMX_servername".
a. Click Start > Programs > Administrative Tools > Active Directory Users and Computers.
b. Select SMEX Admin Group and right-click it, then click Delete.
c. Select SMX_<Server_Name> and right-click, it then click Delete.
3. When the user account is deleted, manually remove the user profile from the server:
a. On your desktop, select the My Computer icon and right-click it, then click Properties.
b. On the System Properties window, click the Advanced tab.
c. Under User Profiles section, click Settings.
d. Select SMX_<Server_Name> from the list.
e. Click Delete.
4. Restart the machine.
5. Install the MSA using the WFBS console.