Problem You are having problems with downloading or installing Flash Player in Windows.

Flash Player for Internet Explorer

Verify that Internet Explorer security and JavaScript settings are correct:
In Internet Explorer, choose Tools > Internet Options.
Select the Security tab.
Select the Trusted Sites zone.
If the Default Level button is not dimmed, select it.
Move the slider until the security level is Medium.





Click Apply.
Click Custom Level.
Find the section "Scripting."
Set Active scripting to Enable.





Click OK.
Select the Internet zone and repeat steps d to j.
Click OK. Close Internet Explorer and then restart it.
(If you use Internet Explorer 9) Disable ActiveX filtering:


In Internet Explorer, select Tools > Safety. If ActiveX Filtering is selected, deselect it.





Close Internet Explorer and then restart it.
Go to the Download Adobe Flash Player page. Click Download Now.






In the File Download window that appears, click Run.











Select the check box to indicate that you have read and agree to the terms of the license agreement and click Install.





When the following window appears, close Internet Explorer. Installer automatically starts after you close Internet Explorer.





The Adobe Flash Player installer window appears, and Flash Player begins to install.





After a successful installation, select the update method. By default, the Automatic Update option is selected. Selecting this option updates Flash Player without your manual intervention, whenever a new version is available. Adobe recommends you to use this option for Flash Player update. Click Done.

Flash Player for Firefox

Go to the Download Adobe Flash Player page. Click Download Now.







In the window that appears, click Save File.





The Downloads window appears. Double-click the Flash Player installer.





If one of the following windows appears, click Run or Yes.







Select the check box to indicate that you have read and agree to the terms of the license agreement and click Install.





When the following window appears, close Firefox. Installer automatically starts after you close Mozilla Firefox.





The Adobe Flash Player installer window appears, and Flash Player begins to install.





After a successful installation, select the update method. By default, the Automatic Update option is selected. Selecting this option updates Flash Player without your manual intervention, whenever a new version is available. Adobe recommends you to use this option for Flash Player update. Click Done.

Chrome with Flash Player

You don’t have to install Flash Player if you use Chrome. Flash Player is integrated into Chrome and enabled by default. Chrome automatically updates when new versions of Flash Player are available.

To ensure that you have installed the latest version of Chrome and have the latest version of Flash Player, select Chrome > About Google Chrome.

 

• If you see the message “Google Chrome is up-to-date,” you have the latest version of Chrome.
• If Chrome is not up-to-date, click Update Now. 
• If you can't download Chrome, try the steps below under Troubleshoot downloading issues. 
• Note: The integrated Google Chrome Flash plug-in cannot be uninstalled using the Flash Player uninstaller. You can only enable or disable the integrated plug-in as described in Using Flash Player with Google Chrome.                                                                                                                                                                                                                                                                                

Sumber : http://helpx.adobe.com/