In the Apps tab of the Creative Cloud desktop app, applications are not listed as installed. Or, they are listed as installed, but are not located in the Start menu or the Application folder.
Solution
In the Creative Cloud desktop app, click Sign out from the Profile menu.
Click the gear icon in the Creative Cloud for desktop app and choose Quit.
Navigate to the following location and rename opm.db:
macOS: Macintosh HD/Users/[user name]/Library/Application Support/Adobe/OOBE