The following must be true:
•The PCIe is set to your primary GPU in your BIOS; this means selecting that over the iGPU option
•Your monitor should be connected to your PCIe graphics card
•You must enabled the equivalent “iGFX Multi Monitor” option in your BIOS, or something that is equivalent
•You must not have force iGPU enabled in the BIOS, this setting must be set to auto or disabled.
When choosing the APU as the primary display device a similar issue applies. You must have iGPU as the primary GPU and your monitor must be connected to the motherboard. You must also still have the “iGFX Multi Monitor” equivalent option enabled and the “force iGPU” equivalent option disabled or set to auto.
Once you’ve met the above parameters you...