http://tips4pc.com/articles/software%20tips/what_is_a_windows_coa.htm Computer Tips and Tricks from Tips4pc Wed, 23 May 2012 13:15:24 +0000 hourly 1 http://wordpress.org/?v=3.3.2 http://tips4pc.com/articles/software%20tips/what_is_a_windows_coa.htm#comment-32 How to activate Microsoft Windows XP or Vista over the phone | tips4pc.com Fri, 04 Jun 2010 05:26:23 +0000 http://growingtomatoestips.com/?p=3269#comment-32 [...] To tell if you have a genuine copy of Windows you will need a COA sticker, An original Windows disc that matches the version of your COA, and that same copy installed on your computer. If you cannot activate Windows when you have these items there is something wrong. Windows Certificate of Authenticity [...] [...] To tell if you have a genuine copy of Windows you will need a COA sticker, An original Windows disc that matches the version of your COA, and that same copy installed on your computer. If you cannot activate Windows when you have these items there is something wrong. Windows Certificate of Authenticity [...]

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