How do you remove Trend Micro without a password?
. In your favorite text editor, open the file Ofcscan.ini generally located at:
C:\Program Files\Trend Micro\OfficeScan Client\Ofcscan.ini
Note: Thanks to Lautaro’s comment below, please be aware that these files may also be in C:\Program Files(x86)\ directory.
2. Search for the line containing Uninstall_Pwd or Unload_Pwd, which should be under the section INI_CLIENT_SECTION. It will look like:
3. The password is encrypted, but you can simply remove the encrypted portion and replace it with your own MD5 hash. Generate your own password by visiting. Simply enter the password you want and it will make the hash for you.
4. On the Uninstall_Pwd line, after the !CRYPT! section, enter 111 and then the hash you generated above. For example, you can change the password to “password” by changing the line to read:
5. Save the Ofcscan.ini file and run the uninstaller again and use the new password you created.
If that does not work for you, try
Find the service Trend Micro Unauthorized Change Prevention Service, Disable it
This disabled the protection of the registry and allowed me to make the change in the next step. If this service is allowed to start, you will have a bit of a time getting it to let you edit the registry.
Edit the registry key to allow uninstall by running the registry editor (regedit.exe) and browsing to the following key:
Set the value to of Allow Uninstall to 1.
After the registry key is successfully edited, go to Programs and Features, or Add/Remove Programs, depending on your operating system, and uninstall Trend Micro OfficeScan 10.6 client as you would any other program. After a brief pause, you should start to see progress