From this new release of Scanshare v4.9.1.0 cool  we need to update the MS Powershell. By default PowerShell version 2 is available in 2008 R2 & Windows 7. Please follow this prerequisite step: 

  1. SP1-Windows 2008 R2
  2. Microsoft .NET Framework 4.5.1 (Offline Installer)
  3. Windows Management Framework 4.0


Here .NET framework is an important component for PowerShell version 4. Here is the link for getting to know for .NET framework version : 


Below components are .NET 4.5.1 & WMF 4: 

Installing the .NET Framework:

Installing the WMF 4: 

Now reboot that box... : 

Checking the PowerShell version: 

Need to run  powershell -version 4.0 for working with PS version 4. Check the PS version $psversiontable . You can see 4 is compatible with 3, 2 & 1 


If you need anything else, go directly to the guide on the MS portal: