Install Windows PowerShell ISE using PowerShell
Windows Server 2008 R2 comes with Windows PowerShell installed by default, but the ISE (Integrated Scripting Environment) is not). It’s all in the name of building a more secure and less-bloated server OS. Windows 7 on the other hand has the ISE installed by default. To install the ISE you can use Server Manager or you can use PowerShell as shown below:
Please note: Only the red circled command is required, the rest is just for information gathering purposes.