The Windows Phone Software Development Kit (SDK) 8.0 provides you with the tools that you need to develop apps and games for Windows Phone 8 and Windows Phone 7.5. Click here to download it.
Note: Windows Phone 8 Emulator requires:
- Windows 8 Pro edition or greater
- Requires a processor that supports Second Level Address Translation (SLAT). More info on SLAT and the tool here.
If your computer meets the hardware and operating system requirements, but does meet the requirements for the Windows Phone 8 Emulator, the Windows Phone SDK 8.0 will install and run. However, the Windows Phone 8 Emulator will not function and you will not be able to deploy or test apps on the Windows Phone 8 Emulator.