Solution 1 - How to install Flash Player

Follow the instructions on this page: http://get.adobe.com/flashplayer/

Solution 2 - Uninstall and Reinstall Flash

To Uninstall:

• Download the Adobe Flash Player uninstaller:

  • Windows: uninstall_flash_player.exe (205 KB) (updated 2/24/08)

  • Mac OS X, version 10.3 and above: uninstall_flash_player_osx.dmg (243 KB) (updated 11/05/08)

  • Mac OS X, version 10.2 and below: uninstall_flash_player_osx.dmg (1.3 MB) (updated 05/27/08)

  • Mac OS 8.x, 9.x: uninstall_flash_player.hqx (33 KB)

• Save the file to your system, choosing a location where you can find it (for example, your desktop). Macintosh users may need to open or unstuff the .hqx file.

• Quit ALL running applications, including all Internet Explorer or other browser windows, AOL Instant Messenger, Yahoo Messenger, MSN Messenger, or other Messengers. Check the Windows system tray carefully to make certain no applications are still in memory which might possibly use Flash Player.

• Run the uninstaller. This will remove Adobe Flash Player from all browsers on the system.

• Adobe's advanced guide to uninstall flash player
  Windows
  Mac OS

To Reinstall:
Follow the instructions on this page: http://get.adobe.com/flashplayer/