i reinstalled windows 8 on my laptop an hp 255. the product key provided with the disc worked for installation. when l try activating windows it is giving me error code 0x8007007b, filename directory name or volume label syntax is incorrect. i also try
updating my product key using command prompt and it gave me a success massage but when i try to activate it gave the same error massage, and when i check the key it give me a different key. what can i do to activate windows?
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