trying to download the new version but it keep saying only single instance of this application can run
Download and run the uninstaller from http://helpx.adobe.com/flash-player/kb/uninstall-flash-player-windows. html
Download and run the installers
The offline installers can be found for
Windows: http://helpx.adobe.com/flash-player/kb/installation-problems-flash-player-windows.html#mai n-pars_header
Mac OS: http://fpdownload.macromedia.com/get/flashplayer/current/licensing/mac/install_flash_playe r_11_osx.dmg
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