for HitFilm Express
Firstly, uninstall any existing copies of HitFilm Express that you already have on your computer.
Click the download button below that corresponds to the operating system you are running. This will download the installer to your computer.
By downloading you agree to the software license agreement.
Run the HitFilm Express installer file on your computer by double clicking on its file icon (this requires administrator privileges on your computer). Follow the on-screen instructions to complete the installation.
HitFilm Express is now ready for you to use!