Learn how to uninstall your Trend Micro program using the Trend Micro Diagnostic Toolkit.
Do you want to uninstall Trendmicro antivirus?
You should remove it from their proper Trendmicro removal tool.
If you try to uninstall it by add/remove program, it doesn’t remove it completely, because some of security registries entries might still remain, which can create problems.
If you don’t use the removal tool you might be facing problems like: Computer freezing, Unable to connect internet, computer speed slow and also might be getting installation error.
Download the removal tool and uninstall it completely.
Click on the following link to go to Trend Micro’s official website and learn how to uninstall Trend Micro antivirus using Trend Micro Remnant file remover Tool.
If you are still having any problems while uninstalling the trendmicro then see this solution in Dell’s community that will help you for sure.