First login to your GSuite/Workspace account from a web browser. Once logged in click on the 9 dots icon on the top right and select Drive as shown from the screenshot below.

This will open up a new tab and open your Google Drive. Once opened, click on the gear icon on the top right and select 'Get drive for Desktop'

This will open up another new tab. Scroll down till you see the 'Download & Install Drive File Stream' expand it by clicking on the arrow pointing down next to it and click on 'Download for  Windows'

Once you click on the download button it will start to download the installer to you PC. By default the file will get saved to the Downloads folder. So navigate to your downloads folder and you should be able to find it there. If using Chrome, it will show up on the bottom of your screen. 

Once you double click and execute the installer, it will ask you want to allow the app to make changes. Click on the Yes button to proceed.

Then installation wizard will start up as you see below. Take the second tick off if you use Microsoft Office on your computer. Once ready click on the install button.

The installation will take a couple of seconds to complete. Once installed the app will request your password, fill in your GSuite/Workspace email address and click next.

Next type in your password to your mailbox

If the credentials are correct, it will connect to your Google drive and bring up the introductory wizard. you can simply close this or continue to click next, to see a little demo of itself. Once done it will open up File explorer and show your 'My Drive' and 'Shared Drive' (SharedDrive will only be visible for GSuite Business/Workspace Business Standard users Only)

Drive File Stream will remain connected and map your Google drive to your local computer, and can be easily accessed via File Explorer.