Issue:
When installing Revit you receive the error message "Autodesk Revit is already installed" despite already uninstalling Revit from your machine.
Solution:
- Download the Windows FixIt tool here.
- Run the Windows FixIt tool and select 'Next' and then select 'Uninstalling'.
- Select 'Not Listed' as the program you want to uninstall and click 'Next'.
- Enter the product code of the version of Revit you would like to uninstall: Revit 2021: {7346B4A0-2100-0510-0000-705C0D862004} Revit 2022: {7346B4A0-2200-0510-0000-705C0D862004} Revit 2023: {7346B4A0-2300-0510-0000-705C0D862004} Revit 2024: {7346B4A0-2400-0510-0000-705C0D862004} Revit 2025: {7346B4A0-2500-0510-0000-705C0D862004}
- Click 'Next' and wait for the uninstallation process to complete.
- Once it has finished retry the installation .
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