Philips 55OLED807 User Manual page 31

HDMI Ultra HD to Optimal or Standard, the TV UI
selection Optimal or Standard will turn off VRR
support in TV.
* Note for AMD Graphics card users:
If you connect your computer to TV via HDMI, please
ensure following settings in graphics card used to
have proper performance.
- If graphics card output video is 4096 x 2160p or
3840 x 2160p and RGB pixel format is used, RGB 4:4:4
pixel format studio (limited RGB) shall be set in
computer graphic card.
- If graphics card output video is 2560 x 1440p
120Hz and RGB pixel format is used, RGB 4:4:4 Pixel
Format PC Standard (Full RGB) shall be set in
computer graphic card.
31