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“This software has already been installed on your computer” appears when installing a Titanium program
- Use the Trend Micro Diagnostic Toolkit to remove all the components of the old version of your program. Check this Knowledge Base article for the steps Uninstalling Trend Micro program using Diagnostic Toolkit.
- Restart your computer after uninstalling the older version for the changes to take effect.
- Install your Titanium program.
Last Updated: Dec. 10, 2014 12:35 AM (PST)
Solution ID: 1058910