Uninstall TrendMicro OfficeScan
This procedure work as of June 5th 2010
The problem:
When trying to uninstall TrendMico Office Scan you are prompted for a password.
Solution:
- Start -> run and type MSCONFIG
- Under services and uncheck TrendMicro Unauthorized Change Prevention Service
- Restart the computer
- Start -> run type Regedit
- Navigate to HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\PC-cillinNTCorp\CurrentVersion\Misc
- Changing the AllowUninstall value to 1
4 Comments to Uninstall TrendMicro OfficeScan
Followed the receipt, but was still not allowed to change the regkey setting. So ran regedt32 from a different computer and accessed the registry over the network. Voila!
[...] endpoint protection. Instead of having to stop services and delete registry keys like my other Trend Micro Post it is worth trying the default password of Symantec which worked for me. Share and [...]
J.July 25, 2010
Worked like a charm! I couldn’t make changes to my registry either, but this part worked perfectly,
•Start -> run and type MSCONFIG
•Under services and uncheck TrendMicro Unauthorized Change Prevention Service
Thanks!
nabilJuly 15, 2011
I’m Verry Happy!!!!
Thank you very much for helping me and people 
June 8, 2010