To uninstall PIX4Dfields software please follow these steps:
1. In the Windows Search, type Add or remove programs.
2. Scroll to find PIX4Dfields and click the application.
3. Click Uninstall.
4. On the path where PIX4Dfields was installed (default is C:\Program Files\PIX4Dfields), ensure this folder does not exist anymore. If it exists, DELETE this PIX4Dfields folder.
5. In the Windows Search, type RegEdit and search for the folder stored in the path: HKEY_CURRENT_USER\Software\pix4d\pix4dfields and ensure this folder does not exist anymore. If it exists, DELETE this PIX4Dfields folder.
6. Restart the computer.
7. Reinstall the latest version of the software: https://www.pix4d.com/download/pix4dfields/