If you're using or managing this for Windows 11 you can now deploy Adobe Acrobat Reader DC using the Microsoft Store. This is preferable for many reasons mostly because this way of doing it with IntuneWin files is a complete pain in the ass.
About this script
If you're not familiar with the IntuneWin format and what it's used for/when it's used there's some good background reading from Microsoft here: Prepare a Win32 app to be uploaded to Microsoft Intune | Microsoft Docs.
In short, it's a format designed to package Windows application installers for deployment with Intune.
This post contains a script which downloads the latest version of the Adobe Reader DC installer and turns it into an IntuneWin package for Intune deployment.