When creating the Creative Cloud Packager (CCP) package on macOS Catalina 10.15 , the file Install is disabled and you can see a error message, as shown below:

Workaround

Create the package on  macOS 10.14 or a lower version .

After creating the package on macOS 10.14 or lower, follow the steps below before installation:

• Extract the package.
• Delete the following folders:
  1. <PackageName>_/Build/<PackageName>_Install.pkg/Contents/Resources/ASU2
  2. <PackageName>_/Build/<PackageName>_Install.pkg/Contents/Resources/Patches/AdobeApplicationManager-1.0_update14
• Install the package on the machines for the end users.