A product key is a character sequence that acts as the license to a software product, and often required as proof of purchase. Also sometimes known as serial number.

learn more… | top users | synonyms

12
votes
3answers
1k views

Determine which software product a Microsoft Product Key activates

Without a product key being labelled, is there is any way to identify what Microsoft software product a given product key is meant to activate? Let's say for example I had the product key ...
2
votes
2answers
11k views

Determine if Windows 7 is 32 or 64 bit from the product key?

Unable to start Windows to determine whether the version of Windows 7 Home Premium is 32 or 64 bit. The product key is available. That is all I have. Looking to acquire re-installation media but ...
-2
votes
1answer
1k views

Is using a back door product key piracy? [closed]

There are several programs that have a universal serial key to register. Now lets say I downloaded a trial for one of these (in this case Visual Studio 2012) from the developer (microsoft) and ...
5
votes
1answer
10k views

Installing a different edition of Windows 8 on an OEM system

My PC comes with an OEM copy of Windows 8 (regular), but I only have a Windows 8 Professional DVD. Will Windows 8 automatically detect the edition associated with the product key in my BIOS and ...
2
votes
4answers
1k views

planning to upgrade my computer (windows 8)

I recently bought windows 8 using the upgrade offer. Now I am planning to upgrade my computer ie , change the motherboard , processor and the Ram. I would like to know if i can use the same product ...
0
votes
1answer
2k views

How to get the product key of my windows 8 installation without an external program? [duplicate]

Possible Duplicate: How can I find the product key that was used to activate Windows 8? My question whether there is such a possibility and if yes how to get the key.
0
votes
1answer
3k views

How to get Product Key for Visual Studio 2010 from MSDNAA without downloading?

I've installed Visual Studio 2010 Professional Trial from the public ISO download site. Then I noticed that I don't have a Product Key yet so I logged in to DreamSpark with my MSDNAA login (that is ...
2
votes
1answer
861 views

Uninstalling Windows 8 pro and reinstalling it

I've recently installed Windows 8 Pro in the first partition and in the third partition there was Ubuntu 12.10. After the installation, I could not boot any other partition. So I decided to uninstall ...
2
votes
2answers
2k views

No COA provided with OEM version of Windows 7 that I purchased. What to do?

I bought a sealed copy of Windows 7 Home Premium 64 bit to install on a computer I am building. When I opened the package there was no Certificate of Authenticity (COA) or activation code. Is this ...
1
vote
1answer
196 views

reinstalling vista product key

I recently formatted my laptop which came with Vista preinstalled and installed Windows 7 on the primary partition. I've now installed Vista on a different partition, but it won't activate my valid ...
19
votes
4answers
82k views

Install Windows 8 without a Product Key

Windows 8 setup asks for the product key at the beginning of the setup without letting you install it. I got the Windows 8 ISO from MSDN but I didn't get enough keys to install it on all my 7 ...
1
vote
1answer
1k views

How many Product Keys do I need for Windows 8? one or more?

I came to know that many people buying more than one product key for Windows 8. What's the use of getting more Keys? Suppose If I purchase only one product key, OS available for limited time or Life ...
16
votes
4answers
28k views

How to find Windows 8 product key?

Does anyone know of a tool for Windows 8 that works and gets the product key that was used to activate Windows 8? Bonus points for an updated algorithm to extract the product key from the registry ...
0
votes
1answer
566 views

How to enter in window vista home? Product key error

I have problem with my OS (Windows Vista Premium 32 bit). If I enter Vista, its asking for a product key but I don't know my product key. Please note, I have dual OS in my desktop.
7
votes
1answer
14k views

What happens to the Windows 7 key when upgrading to Windows 8?

Microsoft is offering "Microsoft Windows 8 Professional Upgrade" at a discounted price compared to the OEM version. However it states: If you currently have a personal computer running Windows 7, ...
2
votes
2answers
10k views

Windows product key is valid but wont activate

Last month, I needed to install Windows XP (Pro Version 2002 SP3) from a Reinstallation CD a co-worker gave me, and with a product key the IT team told me to use. Everything installed successfully ...
0
votes
1answer
150 views

Reinstalled Windows and entered previous product number

Some time ago I bought a laptop with Windows 7 Home Edition x64 preinstalled. After that I have installed Ubuntu on the second partition. Year later I decided to wipe the whole Windows partition, and ...
1
vote
0answers
29 views

How do I check if a Windows key is genuine without activating it? [duplicate]

Possible Duplicate: Is there a way to establish what version a Windows 7 product key is? I need a way to test if a Windows 7 key is genuine, and for what version it is so. I would like to ...
1
vote
3answers
2k views

What is the right way to release a Windows 7 and/or 8 Product Key?

Assuming someone wants to release/liberate their Windows product key from a pc that they are going to sale, what is the right way to do it, so that the key can be used on the next system that is ...
12
votes
2answers
23k views

Change the Windows 8 product key after installation?

I just completed a fresh install of Windows 8 Pro as it was released to MSDN. Installation went without a hitch however I can't find out where to enter the correct product key for the copy I have. ...
2
votes
1answer
1k views

Windows 7 product activation failed, but the previous activation code worked — is there anything to worry about?

Alright, so there was a few reasons that made me have to reinstall Windows 7 onto my machine. I am running on a Lenovo Ideapad Y480. When Windows 7 was reinstalled, it asked me for my product ...
0
votes
2answers
2k views

Can i get my product key for windows 7 with Windows 8 consumer preview installed

I recently installed Windows 8 consumer preview to see what it looks like but now i want to install Windows 7 again. I have a dvd to install windows 7 but there is no sticker on the bottom of my ...
0
votes
1answer
3k views

SQL Server 2008 Registration with Product Key

A colleague of mine gave me the SQL Server 2008 Standard ISO image and I used that while building a Virtual Machine. Now, when I installed SQL Server with that above mentioned ISO, I did not give it ...
3
votes
1answer
7k views

Is there a way to establish what version a Windows 7 product key is?

I have a Windows 7 product key that I foolishly did not label. Rather than downloading and creating disks for however many different ISOs exist (Basic, Pro, Ultimate, 32-bit/64-bit, upgrade, full ...
4
votes
2answers
19k views

What happens after the trial period of Windows has expired? [duplicate]

Possible Duplicate: Windows 7 activation period I installed Windows 7 Home Premium 64-bit on my laptop a few days ago. Today I got a message in notification bar saying that I have 25 days ...
4
votes
1answer
7k views

What edition of Windows is a CD key for?

Is there a source somewhere that can tell me what edition of Windows (i.e. Windows 7 Home Premium 64) a CD key from the sticker is for? Many systems come in with the edition name rubbed off, and I ...
2
votes
3answers
2k views

Retail windows xp prof sp 2 Lost key but have the genuine cd , what to do?

I had recently formatted my system only to find out i have lost the cd key to my original cd. i had used the option to enter the product key later. Yes, i know its a stupid thing to do but i bought ...
0
votes
2answers
759 views

Windows 7 Home Premium reinstallation with another language

I bought a laptop with preinstalled Windows 7 Home Premium. After the problem with installation of the Ubuntu, I reinstalled Windows from the disk that was in the box with laptop. The problem is the ...
0
votes
2answers
1k views

MS-Office 2010 Professional Plus - Change Product Key error

I installed MS-Office 2010 Professional Plus 1 month ago. But now it is giving error when I open any of its product like Outlook, Word, Excel etc. Please help me what can I do for that? I do not ...
1
vote
0answers
611 views

Lost CD Key after repair install of Windows 7

So I needed to re-install Windows 7 HP x64 on a customer's computer, and stupid me forgot to retrieve the CD key before doing so. Now, the CD key put in there is getting told it's invalid, and Windows ...
-2
votes
1answer
498 views

Windows7 cheapest price, OEM versions vs. product-key only? [closed]

I'm looking for the cheapest solution to get a Windows 7 to my netcafe. Personally I use Gnu/Linux but apparently most of people don't. I'm thinking of ordering windows product keys only, to cut the ...
0
votes
2answers
1k views

Windows XP activation after install from another OEM CD

My netbook's hard drive broke down and Windows XP was no longer able to boot. I rescued the data and copied everything (cloned) onto a new disk. Even though the disk was exactly the same model, ...
2
votes
0answers
3k views

Retrieve Windows 7 Product Key from Linux [duplicate]

My Windows 7 is corrupted and no way I can get this repair tool working. The good thing is that I can format and make a fresh install, the bad thing is I lost the product key (I have the DVD). Right ...
4
votes
3answers
17k views

How to get windows 7 cd key from command prompt or linux live disk?

Recently my windows 7 installation broke and refuse to boot (see here). I wish to reinstall but only have 1 cd key. Is there a way to retrieve my current cd key with the use of only command prompt ...
1
vote
2answers
545 views

How can I know which key of Windows Vista corresponds to the upgrade key of Windows 7

I have two Dell PCs. And each PC has a Windows Vista disc and a Windows 7 upgrade disc which Dell gave me for free. And each disc has a product key. There are 4 product keys in total. I'm going to ...
2
votes
1answer
2k views

Windows 7 product key is blocked by activation server

I bought Windows 7 Ultimate from eBay around 8 months back. I got original Microsoft DVDs (for 32 and 64 bit) product sheet. To verify the genuinness, I activated the windows immediately after ...
3
votes
5answers
21k views

How to recover Windows Vista product key?

Two years ago I bought an Asus laptop with Windows Vista pre-installed. I also received a recovery DVD with it. I now want to reinstall Windows and fully format the hard drive - however, the sticker ...
1
vote
1answer
10k views

Any way to recover a lost Office 2010 product key purchased through HUP?

A year ago, I had an internship with Medtronic, where they sold Office 2010 for $10 through the Microsoft Home Use Program (HUP). I downloaded the install file and they sent the product key to my ...
7
votes
3answers
2k views

Windows XP SP1 with invalid key, upgrade to Windows XP SP3 with valid key

I have a Windows XP Professional SP1 system with an illegal key (not mine). I need to get it to SP3 in order for it to handle the software I am trying to install; I have a valid key for Windows XP ...
4
votes
1answer
313 views

Exchanging a brand new laptop because of a dead pixel, is there any way to re-validate my Microsoft Office product key?

I just bought a brand new laptop (Toshiba Satellite L655-S5155) and realized AFTER I had installed Norton 360 and Microsoft Office Home and Student 2010 that the monitor has a dead pixel. I'm ...
1
vote
3answers
5k views

Recover Vista install key from non-booting OS drive

A friend's Vista-based computer won't boot, so I am just going to format and reinstall. The problem is that she never kept her product key for Vista. Is there any way to recover that key from ...
1
vote
1answer
193 views

reinstall and XP downgrade rights

I have to reinstall a system that originally (at time of purchase) exercised the XP downgrade right. But the COA sticker only has a product key for Vista Business. What key should I use to ...
5
votes
1answer
24k views

Find the product key I entered for MS Office on Mac

I have several legal license keys for Office:mac 2008. I want to do a quick audit of the two machines I've installed office on and verify which license keys are being used where. But I don't see the ...