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i am unable to download adobe flash player 10 using firefox, it downloads but when i try and install it it says unable to as it conflicts with firefox

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Can you help please, i am unable to install adobe flash player 10 using firefox. It lets me download but when I try to install it it says that there is a conflict with Mozilla Firefox and requests that I quit.

Can you help please, i am unable to install adobe flash player 10 using firefox. It lets me download but when I try to install it it says that there is a conflict with Mozilla Firefox and requests that I quit.

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Close Firefox before running the Flash installer - that's Adobe's rules for installing the Plugin version of Flash.