For Mavic Pro, Phantom 4, Inspire 2, Matrice 600, A3 / N3, please read this guide.
Download and run DJI Simulator on Windows
Click to download and install DJI PC Simulator and Windows Driver. (Note: they are official DJI Simulator installers, but DJI has removed those download links from their website)
Open DJI PC Simulator and click Display Simulator
Connect your aircraft to computer
Power on your aircraft with propellers detached.
Use a USB cable to connect your aircraft and computer.
The SN section in simulator should show the SN of your aircraft. If the SN is empty, you may need to reconnected the USB cable or reinstall the driver.
Enter the Latitude and Longitude near you, then click Start Simulation. Once connected, the button should be greyed out, latitude and longitude are shown in simulator.
In simulator, you can control your aircraft using your remote controller, DJI Go, Altizure and any other third-party DJI app, This will help you learn how to use these app without danger.
Try Altizure app
Connect your remote controller with Altizure app.
Find aircraft's location at simulated location, and start a new mission.