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    • Windows Phone SDK update for Windows Phone 7.8

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      File NameDownload LinkSize
      WPExpress78_update.exeRecommendedClick here1.1 MB
      Windows Phone 7.8 Release Notes.htmRecommendedClick here16 KB
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          Click the Download button for WPexpress78_update.exe file and then select the option to Run and follow the instructions that appear.
          Note: If you have both the Windows Phone SDK 8.0 and Windows Phone SDK 7.1 installed on the same computer, both SDKs will be updated.

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