How to Fix If Forza Motorsport Unable to Launch in Fullscreen Mode

Turn 10 and Xbox Game Studios have recently launched a racing simulation video game called ‘Forza Motorsport’ under the Forza franchise that comes with the Premium Edition or Premium Add-Ons Bundle to access more vehicles and perks. It allows players to emulate performance and handling characteristics in a real-life driving experience. Meanwhile, it seems multiple players are reporting that Forza Motorsport Unable to Launch in Fullscreen Mode on the PC.

Forza Motorsport offers players to out-build the competition in the all-new career mode. Players can easily race with their friends in multiplayer events where they can compete in over 500 cars on world-famous tracks with cutting-edge AI, advanced physics, and tire & fuel strategy. However, some players have encountered game launching issues which become a frustrating issue where the game fails to run in the fullscreen mode. But it can happen as the game is new in the market.

How to Fix If Forza Motorsport Unable to Launch in Fullscreen Mode

How to Fix If Forza Motorsport Unable to Launch in Fullscreen Mode

This specific issue obviously hinders the overall gameplay experience on the PC especially when the game fails to launch in fullscreen mode. Now, if you’re also facing the “Forza Motorsport Unable to Launch in Fullscreen Mode” problem quite often then make sure to follow this troubleshooting guide to resolve it. Do keep in mind that you’ll need to perform all workarounds until the problem has been fixed. So, without further ado, let’s jump into it.

1. Restart the PC

You should restart your PC to check if the problem has been fixed or not. Sometimes rebooting the system might fix temporary glitches or cache data issues up to some extent.

2. Set the Dedicated GPU

It’s highly recommended to use the dedicated graphics card on the PC to run graphics-intensive games like Forza Motorsport smoothly. It’ll reduce game stutters, lags, or crashes in the fullscreen display mode. Sometimes this method also fixes higher system resource usage. If you don’t know which settings to adjust, follow the steps below.

For Nvidia GPU:

  • Right-click on the blank desktop screen > Open Nvidia Control Panel.
  • Go to 3D Settings > Click on Manage 3D Settings.
  • Open Program Settings > Select Forza Motorsport from the list.
  • Select the Preferred graphics processor for this program option from the list.
  • Once done, you can see it as a High-Performance Nvidia Processor.
  • Make sure to save changes and reboot the PC.


  • Right-click on the blank desktop screen > Open AMD Radeon Settings.
  • Head over to Additional Settings > Go to Preferences.
  • Click on Power > Click on Switchable Graphics Application Settings.
  • Select Forza Motorsport from the list.
    • If the game is not visible, select Add Application to include the game.
  • Once done, select High Performance from Graphics Settings.
  • Finally, reboot the PC to apply changes.

3. Disable Integrated GPU

You can check out the following steps to disable integrated GPU on the computer to allow the system to use the dedicated graphics card (external graphics card).

  • Press the Win+X keys to open the Quick Link Menu.
  • Click on Device Manager > Double-click on Display adapters to open the drop-down menu.
  • Now, double-click on the integrated graphics device.
  • Click on the Driver tab > Select Disable Device.
  • If prompted, click on Yes to confirm.
  • Once done, restart the PC to apply changes.

4. Run Forza Motorsport as an Administrator

You should run the Forza Motorsport game application as an administrator on the PC by following the steps below. It’ll ensure the game application will run with the UAC (User Account Control) permission. Not running the application with admin access might trigger several issues.

  • Right-click on the Forza Motorsport executable from the installation directory.
  • Click on Properties > Click on the Compatibility tab.

  • Click on the Run this program as an administrator checkbox to enable it.
  • Once done, click on Apply and then OK to save changes.
  • Finally, run the game, and check for the issue again.

5. Update Forza Motorsport

Ensure to update the Forza Motorsport game to the latest available version periodically to fix compatibility issues. An outdated game patch version can become buggy or unstable over a period of time. Whereas a new patch update comes with multiple bug fixes, improvements, new features, and more. To do so:

  • Launch the Steam client on the PC > Go to Library.
  • Click on Forza Motorsport from the left pane.
  • If an update is available, it’ll show you the Update button.
  • Make sure to download and install the update straight away.
  • Once done, launch the game to check for the issue.

6. Verify and Repair the Game Files

Corrupted or missing game files may trigger issues with the game launching in fullscreen mode. Make sure to verify the game files and repair them via the Steam client by following the steps below:

  • Open the Steam client on the PC and log into the account.
  • Head over to Library > Right-click on Forza Motorsport from the left pane.
  • Click on Properties > Click on the Local Files tab.
  • Then click on Verify Integrity of game files.
  • Now, wait for the process to complete, and close the Steam client.
  • Finally, restart the PC to apply changes.

7. Check Your Nvidia Display Settings

Sometimes incorrect display settings on the system can also prevent a game from launching in fullscreen mode properly. You should adjust the display settings for the Nvidia graphics card by following the steps below.

  • Right-click on your blank desktop screen to open the context menu.
  • Select Display Settings > Go to Advanced Display Settings.
  • Under Resolution, select the recommended resolution for your display.
  • Set Scaling to 100% under Scale and Layout.
  • Save changes and restart the PC.

8. Update the Graphics Driver

You should try checking for the graphics driver update on your Windows PC and installing the latest version to ensure no update is pending at your end. An outdated or missing graphics driver can trigger issues with properly functioning graphics-intensive programs. To do that:

  • Right-click on the Start Menu to open up the Quick Link Menu.
  • Click on Device Manager from the list.
  • Double-click on Display Adapters to expand it.

Device Manager Update Display Adapter

  • Right-click on the dedicated graphics card name that’s active.
  • Now, click on Update driver.
  • Choose Search automatically for drivers.
  • The system will automatically check for the available updates.
  • If an update is available, it’ll automatically download and install the latest version.
  • Once done, you should restart your PC to apply the changes.

If you can’t find any pending updates then just head over to the official website of Nvidia website below and search manually for the latest update. If a new version is available for the graphics card, just download the driver and install it on your PC. You can jump to the link below to do so:

9. Exit from the Fullscreen Windows Mode

Another thing you can do is to exit your game’s fullscreen mode on the Windows computer manually to check if the game runs fine in the windowed display mode or not. To do so:

  • Press the F11 key on your keyboard while you’re inside the game.
  • Click on the Exit fullscreen icon in the bottom right corner.
  • Press the Esc key > Use the Alt+D, Alt+M, or F keys.

If you’re using a laptop, press the Fn + F11 keys to activate the keyboard shortcut.

  • Click on the Big Picture button at the top right corner of the Steam client.
  • Press the home button on your controller while using the Steam client.
  • Click on the minimize button to exit fullscreen.
  • Now, use the Alt+F4, Ctrl+Shift+Esc, and Alt+O keys.

10. Disable Fullscreen Optimizations and High DPI Scaling

It’s a better idea to try disabling the fullscreen optimizations on the Windows computer to ensure there is no issue with the fullscreen display feature in some scenarios. Some of the PC users did find this trick helpful. So, you can try it out.

  • Right-click on the Forza Motorsport application on your PC.
  • Select Properties > Click on the Compatibility tab.
  • Click on Disable fullscreen optimizations to select it.
  • Next, click on Change high DPI settings.
  • Click to Enable the Override high DPI scaling behaviour box.
  • Select System (Enhanced) > Click on OK.
  • Then click on Apply and select OK to save changes.

11. Update Windows

An outdated Windows OS version or build number can eventually trigger performance issues, program crashes, device driver connectivity issues, and so on. Just like updating the game, it’s also always recommended to update the system software to the latest version. To do so:

  • Press the Win+I keys to open Settings.
  • Click on Update & Security.
  • Select Check for updates under Windows Update.Windows Update Windows 11
  • If there is a feature update available, select Download and Install.
  • Wait for a while to complete the software update process.
  • Once done, restart your computer to install the update.

12. Contact Forza Support

If none of the workarounds helped you then make sure to create a support ticket for the respective issue. It’ll help the game developers to investigate the issue further and work on it deeply.

That’s it, guys. We assume this guide was helpful. For further queries, you can comment below.

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