Windows 10 lags unless a monitor is hooked up HDMI - Microsoft Community


i have gigabyte p37 windows 10, i7, 1070gpu, 4k screen, , 2 ssd.  windows laggy , windows explorer can lag 2 seconds while navigating files. however; if hook tv hdmi port works other pcs no lag , runs way faster other 2.

this manifests while opening games doom without monitor 2 min before game launches; doom monitor loads instantly.

could sort of hdcp issue?

hi,

we verify following details can isolate issue:

  • how long have been having issue laptop?
  • did come windows pre-installed?
  • have done or received updates on prior issue?
  • does act when it's connected network?
  • when hdcp, referring dhcp?

we wait reply.

regards.



Windows / Windows 10 / Performance & system failures / PC



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