Sometimes, security apps can block CreateStudio and prevent it from being installed on your computer.
They can either be those that come with your computers like Windows Defender, or third-party programs like Norton, BitDefender, etc.
The Windows Defender SmartScreen prevented an unrecognized app error
Click on More Info > Run Anyway
If you have a third-party antivirus software, you may get this window instead:
Click on the Ignore button continously until the window closes and the installation resumes.