Step 1: Navigate to Dock and click on the App Store.

Step 2: Within the App Store, search for Windows App and install the official app from Microsoft Corporation. 

Step 3: Once the installation is completed, click on the Launchpad icon in Dock and click on Windows App.

If it's your first time using Windows App, navigate through the tour to learn more about Windows App, then select Done, or select Skip.

Step 4: Windows App opens on the Devices tab. Select the plus (+) icon, then select Add PC

Step 5: In the dialog box that appears, for PC Name, enter the hostname or IP address of the remote PC you want to connect to.

Step 6: Optional: you can make other changes, such as add a user account to connect with, provide a friendly name for the connection, configure display settings, and configure device and audio redirection. You can also configure these settings later. To learn more, see the links provided in Next steps.

Select Add. Your remote PC is added to the Devices tab.