The steps are the same for Internet Explorer: Tools > Manage Add-ons> Shockwave Flash> Enable. Also, for Firefox, Adobe Flash Player is installed as a plug-in, so you might want to check its status from Firefox Menu> Add-ons> Plugins> Shockwave Flash> Enable. If your system can't support the latest version of Adobe Flash Player, you can download and install an older version of the application from this location Another theory is the fact that the access Flash Player is restricted by your Firewall or other Internet Utilities, such as Norton Internet Utilities: remove ActiveX from the restricted applications list and add it to the white list. Go to this address and verify your computer configuration. One of the reasons why you can't install Adobe Flash Player on your computer might be the fact that your system doesn't meet the minimum system requirements.