Install windows without key ?


New Member
Hey my pc need to get win7 base new installed, just have a cd and no key.
is it taking the old key out of my pc system if i start install new? or do i need a key to type it into it ??
acctualy its original system with key installed but like i said no idea where is the key.+


Well-Known Member
You can use a free software such as those described in this article to retrieve the product key from your Windows 7:
20 Free Product Key Finder Programs


Windows Forum Team
Staff member
You can just open a powershell prompt and type
$(Get-WmiObject -query 'select * from SoftwareLicensingService').OA3xOriginalProductKey

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