Note: This article assumes that you have a high understanding of the command line and editing the registry.

Step 1

Delete the following registry key using your remote registry editor:

32-bit: HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\PC-cillinNTCorp\CurrentVersion\Misc\Allow Uninstall
64-bit: HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\TrendMicro\PC-cillinNTCorp\CurrentVersion\Misc\Allow Uninstall

Step 2

Depending on your operating system browse to one of the following directories using your remote command line

32-bit: C:\Program Files\Trend Micro\Client Server Security Agent\
32-bit: C:\Program Files\Trend Micro\Security Agent\
64-bit: C:\Program Files (x86)\Trend Micro\Client Server Security Agent\
64-bit: C:\Program Files (x86)\Trend Micro\Security Agent\

and run the following command:

ntrmv -980223