Most custom-built computers will have a native Intel graphics processing unit installed and enabled.

The native GPU may cause FSX 2020/FSX Subscription not to launch or launch and then crash.

To disable the native Intel GPU, please do the following:

• Click on Start, and then click on Run.
• Type "Device Manager" without quotes and click OK; The device manager opens.
• Expand Display Adapters.
• Check if you can see both graphics cards.
• You may right-click on the native Intel graphics card and click on "Disable."