Uninstall Instructions for Duplicate Files Fixer
1. Launch Duplicate Files Fixer and click on Help > Uninstall Duplicate Files Fixer option.

2. A dialog box will appear asking your confirmation. Click on 'Yes' button to uninstall Duplicate Files Fixer.

3. For security reasons, you will be asked to enter your Mac user password. Enter your Mac user password and click on the OK button.

This will uninstall Duplicate Files Fixer from your Mac.