<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">I have Ubuntu 18 as host. </span></p>
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<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">Created two guests with virt-manager, setup vfio settings like described in several guides.</span></p><p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt"><br></span></p><p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">GPU: Intel Graphics 655</span></p>
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<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">guest 1: Ubuntu: Passthrough is working. VM boots and after several seconds Ubuntu boot screen shows up and it its working.</span></p>
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<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">guest 2: Windows 10: Passthrough is not working. When booting the VM the monitor screen flashes and goes to "no signal input". When I look with teamviewer on the machine the graphics pci device is working correctly and drivers are installed. </span></p>
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<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">What is going  wrong?</span></p>
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<p style="margin:0px;font-stretch:normal;font-size:12px;line-height:normal;font-family:Helvetica"><span style="font-size:12pt">Please let me know if any additional info is required.</span></p>
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