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.

To clear any remnants, delete the Adobe Muse folder (located in the following folders):

  • Mac OS: /Applications
  • Windows: /Program Files on 32 bit or /Program Files (x86) on 64 bit

Then download and install the latest version of Adobe Muse for Windows or Mac OS.


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