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.
You're already an expert with the familiar Start menu, task bar, and desktop. Live tiles provide streaming updates of what matters most, instantly.
Windows 10 Professional 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.
If you buy a Windows 10 Pro license, it will definitely give you the best experience. There are simple ways to put applications in place, optimize your screen space to get things done, and stay focused. View open tasks in a view, create virtual desktops for space, or group things by item, such as office applications for work and games for entertainment.
You will never worry whether your device is lost or stolen when you buy Windows 10 Pro key, BitLocker and BitLocker to Go put everything on lockdown, so no one else can access your systems or data.
Gaming just got even better as long as you buy Windows 10 Pro Product Key. 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 Pro is built for games you love.
Some users may afraid of uncustomed operation on Windows 10 Pro, 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 Professional 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.
bought stuff and got it instantly and it worked as i hoped
This purchasing experience was incredible. I had some issues with activation and the customer service always responded very quickly and helped to resolve the issues I was having. I recommend purchasing from them.
Simple search, Happy enough with price, Paid delivered immediately and worked without a hitch
Easy purchase. Timely email notification with invoice. Easy access to keys. Definitely buying again.
I'm very satisfied. Everything went smooth. Highly recommend!
fast, easy purchase. Product keys arrive within minutes. Products are available
Key instantly delivered!
Good prices, nice service!
A happy customer!
Due to an error during the activation process, I contacted the support service. They answered me in less than 1 minute giving a quick and effective solution. All perfect.
I lovet this site. I just Buy 3 licens and i'm SO happy
Super fast response and the person who i conversed with was knowledgeable about the issue.
They are so quick in their responses, and very professional, always there to help out. Why can't all companies operate this way. This was my second purchase and not the last.
BEST SELLERS AND MUCH BETTER +100% THAN MICROSOFT
serious and reliable seller
excellent after sales support
Excelent and fast!!
15 minutes after posting problem it was resolved!
Had some installing issues but the helpdesk was quick with providing the help to get it to work.
Everything now works as intended.
They respond to my ticket immediately and helped me with my purchase. Would buy again!
10/10 would buy again
A pleasure! Many thank’s
Cheap and good prompt service
I had a small issue with an activation key and they answered in less than 5 minutes with a perfect solution
I was really amazed of the service
I would recommend to anyone
Highly recommending O2keys vendor to everyone and I will definitely come back again and again
the support has been a pleasant experience helping me in everything, everything went well.
superb customer service. thank you for your help
instant feedback when i submitted a help ticket and problem resolved instantly
Amazing website with an amazing service. I had a small issue with one key and the customer care solved it in less than 15 minutes.
Very professional people at the front and back :) always a pleasure
It was delivered fast and without any problems. They are professionals, so I will definitely use their services in the future.
Very trustworthy and fast! ! I have ordered several times and never failed!
excellent prices with good service recomend ++++
Ordered keys, recieved them quicly and always followed by customer support. Great service!
Professional People. No problems. I enjoyed much. Support was also polite in answering my quries and requests.. Thank so much.
So fast service its crazy!
Thank you very much for your interest. everything was perfect.
Very professional service with good price
Very good experience. I recommend their seriousness and their reactivity!
As a long term client I must say : you wont find any better team !
I have been purchasing software from o2keys for about 3 years now and I'm very satisfied. Excellent customer support as they reply in a timely manner.
Everything was excellent. I really recommend this site
First time customer and I am satisfied.Excellent work ,easy to download and the keys after 10min in my mail.I suggest them
Rapid send. No problem with the ordered W10 Pro key for update.
Very good. Just tell before buying the software language in presentation. Also the Windows keys are not for upgrade but for clean installation. Good price and very quick.
I got, what i wanted, quick, accurate and good as well. But the most important thing is, completely affordable. :)
Reliable purchase and really fast response!
Very fast, cheap and easy. It is the second time I use it as in the near past we bought several laptops and needed Win10Pro Licence key.