- Click Start - Run.
- Type: regedit
- Click OK.
- In Version 6 and previous versions:
Browse to HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\PC-cillinNTCorp\CurrentVersion\Misc
In Version 7:
Browse to HKEY_LOCAL_MACHINE\SOFTWARE\TrendMicro\UniClient\1600\Misc. - Double-click AllowUninstall and change its Value to 1.
- Click OK.
- Double-click NoPwdProtect and change its Value to 1.
- Click OK.
- Close regedit.