Download the Adobe Flash Player uninstaller:

Mac OS X, version 10.6 and later: uninstall_flash_player_osx.dmg
Mac OS X, version 10.4 and 10.5: uninstall_flash_player_osx.dmg

The uninstaller is downloaded to the Downloads folder of your browser by default.

In Safari, choose Window > Downloads.

If you are using Mac OS X 10.7 (Lion), click the Downloads icon displayed on the browser.

To open the uninstaller, double-click it in the Downloads window.

Note: If the Flash Player installer window does not appear, choose Go > Desktop in the Finder. Scroll down to the Devices section and click Uninstall Flash Player.

To run the uninstaller, double-click the Uninstaller icon in the window. If you see a message asking if you want to open the uninstaller file, click Open.

Bookmark or print this page so that you can use the rest of these instructions after you close your browser.

To close all browsers, either click the browser name in the Uninstaller dialog, or close each browser manually and then click Retry.

Note: Do not click Quit in the Uninstaller window. It stops the uninstallation process.

After you close the browsers, the uninstaller continues automatically until the uninstallation is complete. When you see the message notifying you that the uninstallation succeeded, click Done.

Delete the following directories:

<home directory>/Library/Preferences/Macromedia/Flash Player
<home directory>/Library/Caches/Adobe/Flash Player

When is Apple releasing Mountain Lion?

Apple plans to release Mountain Lion in Summer 2012. (Strong rumors point to a release in the last week of July.)

Are there any issues with Adobe Connect on Mountain Lion?

The stand-alone installer for the Adobe Connect Add-in cannot be downloaded on Mountain Lion. This issue only applies to direct downloads of the Adobe Connect Add-in and not the lightning installer.

Adobe Flash Player will not install on my Mac Mini running MAC OS X VERSION 10.5.8. Make the jump to Lion 10.7.5, but I would advise against that.). Free download Adobe Flash Player Adobe Flash Player for Mac OS X. Adobe Flash Player is a cross-platform, browser-based application runtime that provides uncompromised viewing of expressive applications, content, and videos across browsers.

Why is the download failing?

Lion 10.7 free download - Mountain Lion Cache Cleaner, Realtek High Definition Audio Codec (Windows 7 / 8/ 8.1/ 10 64-bit), Adobe Flash Player, and many more programs.

In Mountain Lion, the default security level has been increased to allow for download of applications from the Mac App Store and identified developers only. Previous versions of Mac OS X could download applications from anywhere.

Is there a workaround?

Change the setting to “Anywhere” before downloading the Add-in Installer, which is found under the 'Security & Privacy System Preferences' panel.

How is Adobe fixing this issue?

Archived adobe flash player for lion mac os x 10.7.5browser for mac os x 10 7 5

Adobe is updating the Add-in Installer with an Apple-approved certificate so that Mac OS X recognizes it as an identified developer.

Archived Adobe Flash Player For Lion Mac Os X 10.7.5mac Os X 10 7 5

When does Adobe plan to have this fix available?

Archived Adobe Flash Player For Lion Mac Os X 10.7.55

Adobe expects to fix this issue by late July, which is around the same time as the expected Mountain Lion release date.

Archived Adobe Flash Player For Lion Mac Os X 10.7.5browser For Mac Os X 10 7 5

Is there any issue with the lightning download of the Add-in?

Archived Adobe Flash Player For Lion Mac Os X 10.7.5 Mac Os X 10 7 5

There is no issue with the lightning download of the Add-in on Mac OS X 10.8.