Microsoft .NET Framework 4.5.2+ : Download
PowerShell Execution Policy set to
The SPE module installs like any other for Sitecore.
Following the installation you'll find these new items added to the Sitecore menu:
Sitecore > PowerShell Console
Sitecore > PowerShell Toolbox
Sitecore > Development Tools > PowerShell ISE
Sitecore > Reporting Tools > PowerShell Reports
You may also clone the project from GitHub and compile it. This allows you to access the latest functionality without waiting for a new release. See the following contributor guide for instructions on how to get up and running.
See the troubleshooting section here