Installer file is damaged | Muse 7.4
Adobe Muse is no longer adding new features and will discontinue support on March 26, 2020. For detailed information and assistance, see Adobe Muse end-of-service FAQ.
When you try to install Adobe Muse, you receive the following error:
"Sorry, an error has occurred.
The application could not be installed because the installer file is damaged. Try obtaining a new installer file from the application author."
Solution 1: Install Adobe AIR
Download and install the latest version of Adobe AIR.
Once successfully installed, reinstall Adobe Muse by following the steps in the next section.
Solution 2: Uninstall/reinstall Adobe Muse
Uninstall any copy/version of Adobe Muse already installed by following the steps detailed in Uninstall Adobe Muse.