Manually remove trend if it has a password!

start windows in secure mode and change the ofcscan.ini in client intallation path

search for "UninstallPwd" and change the password to:

!CRYPT!523D617DF57CBF0E9ACD37611537EBB612F9B6F1C471EB529B89772E71AD9D2431BC212ACF23B7767831E317364

then the uninstall password will be "test"