Install Skype for Business Online, Windows PowerShell Module ------------------------------------------------------------ 1. Download the installers for: * KB2919442 (``Windows8.1-KB2919442-x64.msu``) * KB2919355 (``Windows8.1-KB2919355-x64.msu``) * .NET Framework 4.7 (``NDP47-KB3186500-Web.exe``) * Skype for Business Online, Windows PowerShell Module (``SkypeOnlinePowershell.exe``) from the links provided in :ref:`required_management_software_and_prerequisites` and copy them to the PS Proxy. #. Install KB2919442 by double-clicking the installer ``Windows8.1-KB2919442-x64.msu`` and following the on-screen instructions. #. Install KB2919355 by double-clicking the installer ``Windows8.1-KB2919355-x64.msu`` and following the on-screen instructions. Restart the computer when the installation is complete. #. Install .NET Framework 4.7 by double-clicking the installer ``NDP47-KB3186500-Web.exe`` and following the on-screen instructions. #. Install Skype for Business Online, PowerShell Module by double-clicking the installer ``SkypeOnlinePowershell.exe`` and following the on-screen instructions.