![]() If I disable the discrete GPU from EFI, will macOS think that the integrated GPU is the one installed and will it let me use multiple monitors with it? #GFXCARDSTATUS CATALINA MAC OS X# Is that true? And if yes, how to do that? I heard that the same EFI setting is responsible for not even showing the integrated GPU to other operating systems than macOS and you have to trick it somehow to think it's macOS. You can permanently disable discrete graphics card following next steps: UPDATE! Try to edit NVRAM variable from Single-User mode #GFXCARDSTATUS CATALINA HOW TO# The procedure described in the steps 1-3 worked for me until macOS Sierra, but with the upgrade to High Sierra, I started getting a pinkish/reddish screen and I was unable to enter Recovery mode to repeat step 3 as I had to do in previous upgrades. Graphics: NVIDIA GeForce GT 330M, NVIDIA GeForce GT 330M, PCIeĪirPort: spairport_wireless_card_type_airport_extreme (0x14E4, 0x93), Broadcom BCM43xx 1.0 (5.106.98.102.30)īluetooth: Version 6.0.First, you need to identify the USB device.Then you could either simply burn this ISO to CD/DVD (which later could be either inserted to MBP's SuperDrive or External DVD Drive connected to MBP by two USB cables) or create a bootable USB.ġ.2 Creating the bootable USB with the.Download the latest Arch Linux ISO image.You need a working computer for that and a spare CD/DVD/USB drive.Prepare a Bootable USB pendrive with a non GUI Linux Searching in internet, I stepped into this GitHub issue explaining you may be able to replace steps 1 and 2 with the following command, that you can execute in Single-User mode (boot pressing cmd+ s): sudo nvram fa4ce28d-b62f-4c99-9cc3-6815686e30f9:gpu-power-prefs=%01%00%00%00ġ. ![]() Graphics: Intel HD Graphics, Intel HD Graphics, Built-In Serial ATA Device: TOSHIBA MK5055GSXF, 500,11 GB Serial ATA Device: Samsung SSD 840 Series, 250,06 GB USB Device: Bluetooth USB Host Controller USB Device: Apple Internal Keyboard / Trackpad ![]() System model name: MacBookPro6,2 (Mac-F22586C8) Kernel Extensions in process name corresponding to current thread: kernel_taskĭarwin Kernel Version 17.7.0: Thu Dec 20 21:47: root:xnu-4570.71.22~1/RELEASE_X86_64 Panic(cpu 3 caller 0xffffff7f9d7628d7): "GPU Panic: mux-regs 3 3 7f 0 0 0 severity 3 WS-ready 1 switch-state 0 IG FBs 0 EG FBs 1:3 power-state 0 3D idle HDA idle system-state 1 power-level 20:20 connect-change 0 : NVRM: Read Error 0x00100c80: CFG 0xffffffff 0xffffffff 0xffffffff, BAR0 0xd2000000 0xffffff913b253000 0x0a5480a2, D0, (CPU 3), Frame : Return Address a sudden drop in the percentage from 45% to 7% and overall short battery life.Ĭan anyone discover anything that could lead to a solution to this problem in the panic report below? My hunch is the graphics card or logic board or both. In addition, my battery was replaced twice and again it shows Service battery and has issues - e.g. Just randomly (less so) and often in Chrome when I open up a page or Google something. Chrome and start typing in the search/location bar. There are some typical instances when my macbook pro fails (crashes):Īfter waking up and I open up an app, e.g. I've got issues with my MBP which seem to be persistent, even after replacing the logic board for supposedly one without hardware issues.
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