To remove / reset the uninstall password for Trend Micro OfficeScan
Edit? Ofcscan.ini file.
Open the Ofcscan.ini file using notepad search for the [INI_CLIENT_SECTION]
Find the line reading Uninstall_Pwd= and type a # at the beginning of the line to comment it out.
Insert a new line saying Uninstall_Pwd=70
Save the Ofcscan.ini file and retry the uninstall. When it prompts you for a password, enter a ‘1’.