Do the following to silently install Flash Player 11.3 on Mac OS:
Note: What follows is the only supported method to install Flash Player silently on Mac OS. Other methods, such as extracting and installing the .pkg file, are neither supported or recommended.
- Extract the Adobe Flash Player installer bundle (Install Adobe Flash Player.app) from the .DMG file.
- Open a terminal window and change to the directory where the .app file is saved.
For example, if the .app file is saved on the Desktop of the current user, type: cd ~/Desktop
- Run the installer contained in the .app file using the following command:
sudo ./Install Adobe Flash Player.app/Contents/MacOS/Adobe Flash Player Install Manager -install
- Type the password to proceed with the installation.
Note: It's necessary to be a super user to proceed with the installation.