rapiteu Posted September 28, 2020 Share Posted September 28, 2020 So I've recently managed to find a platform-id (09009B3E) and device-id (9B3E0000) that allowed me to have acceleration on my Surface Pro 6 (i5-8250U and UHD 620). Unfortunately, now after boot, the laptop screen turns black (with the backlight on), but it is outputting from the display port. I have also noticed the built-in screen gets detected but it offers the wrong resolutions (4:3 instead of 3:2). My current settings are: AAPL,ig-platform-id = 0000C087 device-id = 16590000 framebuffer-con1-enable = 01000000 framebuffer-con1-alldata = 01050900 00080000 87010000 framebuffer-con2-enable = 01000000 framebuffer-con2-alldata = 02040A00 00080000 87010000 framebuffer-patch-enable = 01000000 framebuffer-stolenmem = 00003001 framebuffer-fbmem = 00009000 Using MacBookPro14,1 I will attach my OC folder (without platform info for privacy reasons). I am really out of ideas, tried basically everything EFI.zip Link to comment https://www.insanelymac.com/forum/topic/345288-black-screen-after-fixing-acceleration-uhd-620/ Share on other sites More sharing options...
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