Windows 10 Professional CD-KEY (32/64 Bit) works only for Windows, not for Mac!
Windows 10 Home, Windows 7 Home Basic/Premium and Windows 8.1 CoreCountrySpecific/CoreSingleLanguage/Chinese (incl. WMC) CANNOT be directly upgraded to Windows 10 Professional by changing product key in Windows system. If You have these editions on you computer, you need to make a clean installation after purchasing Windows 10 Professional.
More information about installation you can find in delivery email. Please check the spam or junk mail folder too.
Windows 10 is designed to be compatible with the hardware, software, and peripherals you already own. And always-enabled updates help you stay current on features and security for the supported lifetime of your device.
Windows 10 gives you absolutely the best experience for doing what you do. Stay focused with easy ways to snap apps in place and optimize your screen space for getting things done. See your open tasks in a single view and create virtual desktops to gain space or group things by project, like Office apps for work and games for play.
Gaming just got even better with Windows 10. Not only do your existing games work great, but now you can play and connect with gamers across Xbox One and Windows 10 devices. From the best casual games to a new generation of PC gaming, Windows 10 is built for games you love.
Some users may afraid of uncustomed operation on Windows 10, but the fact is that it is a really easy and convenient experience with it. You will find it is quick to be familiar with and you can not live without it after a long-time using. No more to say, start a comfortable system from now!
How to activate Windows 10 Pro Pruduct Key:
The first way:
1. Download and install Windows 10 Professional.
2. Open system "Control Panel" - "All Control Panel Items" - "System", and click "Activate Windows" & "Change Product Key".
3. Click "Activation" and enter your Windows 10 Pro key.
The second way:
1. Download and install Windows 10 Pro Professional.
2. Right-click "Start Menu", choose "System".
3. Click "About", then Click "Change Product Key" or "Upgrade Your Edition of Windows".
4. Click "Change product key" and Enter your Windows 10 Activation Key.
One-year subscription to a single user and a single device.
Our product is a new account, Not CD-Keys or CDs/DVDs! You can get the details and informations in the delivery eMails.
Office 365 gives you access to the latest available Microsoft Office suite of applications. Office 365 allows you to free upgrade whenever Microsoft releases a newer version of Office in the future.
With this, you can get all your favourite Microsoft Office applications including Word, Excel, Powerpoint, Access, Outlook, Publisher and much more!
A very competitive software product key thank you
Very easy to purchase and use. No complaints
All worked OK. Thanks.
They had the keys I needed in stock and were delivery very fast.
Keysoff is easy to use and reliable.
No issues, as described and delivered on time
Fast delivery and great price
Excellent service, prompt delivery and good communication. Would definitely use them again.
Easy quick ordering and delivery
pedi e chegou antes do previsto
Excelente serviço, ótimo produto e entrega rápida, ficaria feliz em usá-los novamente.
Отличный сервис, исключительные цены и очень быстрая доставка.
Great price. Fast checkou
Это так полезно, большое вам спасибо.
The product was delivered when it was promised. The prices were better than any one else.
Muito satisfeito com o serviço e produto.
The process was very easy and smooth - it went exactly as described on the web page. I am very happy with Keysoff.com and will use them again.
I received my software very quickly, and it was exactly what I needed. The cost was the best I could find and the website is so easy to navigate. I have used keysoff before and I will use them again...keep up the great work!
I have been using Keysoff.com for keys for many times. Prices are also competitive.
Great product key, good price, fast delivery!!!
Entrega rápida, sitio web fácil de usar, buen precio. Recomendaría vendedor a otros.
Very pleased with the quality of the key and the quick delivery. Would definitely order from this website again and would highly recommend them.
Easy to order experience.
The price was awesome, my cd-key arrived quickly. I'm sure that I will make other purchases from keysoff in the future.
Great price and fast delivery
Todo perfecto. Muy rápido
Hola, estoy muy satisfecho con el servicio .
Tout a été parfait, super prix !
Molto comodo, veloce ed economico.
Fast, secure payment and fast code activation. Thanks a lot.
Good. A ++++++
Haven't had a faster and more reliable purchasing experience in a good while , would reccomend to anyone looking to buy games cheap
Super, article payé et reçu directement sans problème ni coquille et le tout pour un prix très abordable
c'est bien respecté
Very fast delivery, everything as expected, and very competitive prices ! I do recommend !
Muy buenas ofertas. Seguridad y fiabilidad en las transacciones.
Muy buen servicio, rápido y económico!
Todo perfecto. He hecho varias compras y ningún problema hasta ahora.
The Prices are lower than at other places and you instantly get your purchased item! :3
Tres bien, prix attractif, rapide et fiable
Super cité je conseille
Buen servicio y excelentes precios.
All are authentic and the prices are the best.
Excellent as always
This is Anargyros from Greece. Great service at great cost. Thanks.
Rapide et fonctionnel, comme toujours
Quick and easy. Codes worked with no issues
Immer wieder gerne. Schnell und unkompliziert.
Hält was er verspricht und anbietet.
Immer wieder gern.
Got my codes instantly, quick, cheap and easy!
Im loving this site get my softwares fast and cheap plz dont stop the sweet discounts!!!!
Fast and reliable as always.
Key arrived instantly. Worked great, no issues.
The best website for cheaper softwares
Got what I asked for within the time you said I would get it. Not much to add lmfao. Thanks!
Very fast, instantly got the game and very safe paying with PayPal. I highly recommend
A small stumble occurred but Customer service was very quick to remedy the situation. The end result was very satisfactory!
Happy customer here. I will come back next time I need something like what I bought again!!
excellent prices and experience
Good price for software.
License working good and comes fast to email.
I am very happy with the purchase service and with the products purchased, they work perfectly. Hopefully and continue to always offer the same quality and attention. Thank you so much
Good product, good price, quik and effective support. I will bue from you in future.
Very good transaction, quick and easy to use, with a very very good price
Excellent – no reservations, I would recommend this company to anyone.