error 43 with intel 1260p igpu passthrough


New Member
Jun 27, 2023
Hi, i just installed proxmox 8.0.3 in my mini pc, which is intel 1260p, i tried many method online that for gpu passthrough, like update grub, use i915-srvio module, etc. all the same result.

my flow is create windows 11 vm with display default->install windows 11->turn on rdp->change display to none, add pci device for igu->rdp through install intel graphics driver then reboot, but still get the error 43, does any success passthrough alder lake igpu or know how to get it done, please advise


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