1. Open PowerShell with admin rights
2. Now run the following command:
Set-ExecutionPolicy Bypass -Scope Process -Force; [System.Net.ServicePointManager]::SecurityProtocol = [System.Net.ServicePointManager]::SecurityProtocol -bor 3072; iex ((New-Object System.Net.WebClient).DownloadString('https://community.chocolatey.org/install.ps1'))
3. Wait a few seconds for the command to complete.
4. If you don't see any errors, you are ready to use Chocolatey! Type choco or choco -? now, or see Getting Started for usage instructions.