Can't get Adobe Flash to install; get error message "only one instance of this can run."
I have even tried manually to install. No dice. Flash works fine in Chrome and Explorer.
I have even tried manually to install. No dice. Flash works fine in Chrome and Explorer.
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This page shows how to uninstall an installed Flash plugin. http://helpx.adobe.com/flash-player/kb/uninstall-flash-player-windows.html