Hello guys ! i've got a Wind 7 Home Basic 32-bit i've installed it with an original CD that i've got but i can't find the box so i searched for keys on internet & inserted them and they worked and when i was checking prop of my computer i found it need activation & if i didn't activate it , it will expire so i've inserted lot of keys but sometimes i get ''THIS KEY IS BLOCKED BY MICROSOFT'' OR ERROR PRODUCT KEY NOT VALID ! so i need help plz am totaly noob in these things so please provide details ! The Product ID: 00346-OEM-8992752-50004 2 days until Automatic activation NOTE: AM USING ACER PC & I TRIED UR PRODUCT KEY IN THIS FORUM & IT DIDN'T WORK ALSO ! so please help me ASAP !