Buy Windows - Microsoft Windows

Buy Windows 8

Upgrade your PC to Windows 8 or Windows 8 Pro and enjoy a beautiful new Start screen, faster startup, and longer battery life. *

Or get the upgrade on DVD from the Microsoft Store.

Clicking Get started installs Windows 8 Upgrade Assistant, which makes sure your PC can run Windows 8 or Windows 8 Pro and gives you the option to purchase either. When prompted by your browser, open, save, or run Upgrade Assistant. Depending on your Internet connection, Upgrade Assistant might take several minutes to install.

Compare and decide		Windows 8 upgrade $119.99 USD ERP Download the upgrade Get the upgrade on DVD		Windows 8 Pro upgrade $199.99 USD ERP Download the upgrade Get the upgrade on DVD
A beautiful new Start screen with live tiles, plus the familiar desktop.
Designed for touch, mouse, and keyboard.
Great built-in apps like Mail, Calendar, Messaging, Photos, and SkyDrive, with many more available from the Windows Store.
Your pictures, files, and settings easily synced through the cloud.
Includes Internet Explorer 10 for faster, more secure web browsing.
Keeps you up to date and more secure with Windows Defender, Windows Firewall, and Windows Update.
Provides enhanced data protection with BitLocker and BitLocker To Go to help keep your information secure.
Enables you to host a Remote Desktop Connection on your own PC so you can connect to it when you're using a different PC.
Connects to your corporate or school network with Domain join.

Learn more about Windows RT

Downloading the upgrade is easy

Click Get started to install Windows 8 Upgrade Assistant. Depending on your Internet connection, the installation might take several minutes.
When prompted by your browser, open, save, or run Upgrade Assistant. You must run Upgrade Assistant to purchase Windows 8 or Windows 8 Pro online, but you can also run it without purchasing.
Follow the instructions in Upgrade Assistant to find out if your PC can upgrade to Windows 8 or Windows 8 Pro, and then follow the steps to purchase, download, and install. To learn more, see How to download the Windows 8 upgrade . For more detailed information about upgrading, see Upgrade to Windows 8.

Looking to get the upgrade on DVD?

You can get the Windows 8 upgrade or the Windows 8 Pro upgrade on DVD from the Microsoft Store.

System requirements

To install the Windows 8 or Windows 8 Pro upgrade, your PC must be running Windows XP SP3, Windows Vista, Windows 7, Windows 8 Consumer Preview, or Windows 8 Release Preview. Learn how to get Windows 8 on a PC not running a previous version of Windows .

If your PC is running Windows 7, Windows 8 Consumer Preview, or Windows 8 Release Preview, your files, apps, and settings will easily transfer to Windows 8 or Windows 8 Pro. If your PC is running Windows XP or Windows Vista, you'll need to reinstall your apps. Some features such as touch might require a new PC. Check out our great lineup of new PCs—many of them are touch-enabled.

1 GHz processor or faster with support for PAE, NX, and SSE2
2 GB RAM / 20 GB available hard disk space
1366 × 768 screen resolution
DirectX 9 graphics processor with WDDM driver
To use touch, you need a PC that supports multitouch

Internet access (fees may apply)
Microsoft account required for some features
Watching DVDs requires separate playback software
Windows Media Center license sold separately
See the full system requirements

Breathe new life into your PC

Upgrade your PC running a previous version of Windows to Windows 8 or Windows 8 Pro and experience a beautiful new Start screen, faster startup, and longer battery life. *

Download the upgrade

Looking to get the upgrade on DVD?

You can get the Windows 8 upgrade or the Windows 8 Pro upgrade on DVD from the Microsoft Store.

* To install Windows 8 upgrade or Windows 8 Pro upgrade, customers must be running Windows XP SP3, Windows Vista, Windows 7, Windows 8 Consumer Preview, or Windows 8 Release Preview. Pricing varies by region and reseller, and depends on a variety of factors including exchange rate, local taxes, duties, fees, local market conditions, and other pricing considerations. The actual price you pay may be more than the advertised price. Transaction may require an international credit card. Read the terms and conditions for more details.

Clicking Get started installs and runs the Windows 8 Upgrade Assistant, which lets you know if your PC can upgrade to Windows 8 or Windows 8 Pro, provides you with a compatibility report, and then walks you through the steps to purchase, download, and install either. Run the Windows 8 Upgrade Assistant to make sure your PC can upgrade to Windows 8 or Windows 8 Pro before purchase—you can run it without purchasing. Upgrade Assistant will collect certain information about your potential upgrade experience. Learn more about privacy and the Upgrade Assistant.

If you purchase a new PC with Windows 8 or Windows 8 Pro preinstalled and you later upgrade that PC with Windows 8 Pro Pack, Windows 8 Media Center Pack, a volume license edition, or a retail edition, you will no longer be able to install apps that are provided exclusively from your PC manufacturer through the Windows Store.

Buy Windows 8