Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.

opencore

  1. ylluminate

    Resolved How to force MacPro5,1 integrated SATA bus drives appear as external (non built-in) in macOS with OpenCore?

    I have a scenario where I'd like to flip the default behavior one sees with OpenCore (specifically OpenCore Legacy Patcher) wherein the integrated SATA controller on a MacPro5,1 shows all attached drives internal (aka `built-in`) drives. Note this behavior is defined in the DeviceProperties...
  2. M

    MacBookPro9,2 (Macbook Pro 13 Mid 2012) OpenCore - No external Display

    Hello all, I have here a MacBookPro9,2 (Macbook Pro 13 Mid 2012) with the latest Monterey in version 12.6. Currently I have the problem that I get no signal on my external monitor via MiniDP. I have tested two different adapters. The integrated display goes black briefly and comes back again...
  3. dataharvested

    MP 1,1-5,1 Set Default Boot OS - OCLP

    Hello again. I am wondering how I can set OCLP to boot into macOS by default when I power on or restart my Classic Mac Pro. I have macOS Monterey and Windows 10 installed, both on their own SATA SSD drive. When I power on the computer it defaults to the Windows 10 drive/OS unless I choose...
  4. T

    Bringing open core to the iMac? Like Martin los open core.

    Hello, I’m working on a project my self I have been. I just had throw away my iMac last month becuase I Fried it and I forgot you could buy a new logic board oops. Oh well. Anyways I’m looking at the 2011 and 2010 21” and 27” iMacs and creating an open core package for them just like Martin lo...
  5. jxssica

    opencore Monterey download not letting me use iMac as display monitor

    Hi, I successfully downloaded and installed Opencore patcher for Monterey OS. However, I am unable to boot it my iMac (mid 2011) without the USB - it just runs in a restart loop. I did the download with the hope that I could finally use my iMac as an external display, as it is not supported...
  6. dataharvested

    MP 1,1-5,1 Seeking OpenCore Guidance - 5,1 Mac Pro

    Greetings all. I have been searching for the best way to approach a OpenCore Legacy Patcher installation on my Mac Pro 5,1. The scenario is as follows: I have been running High Sierra up until this point and would really like to go the OpenCore route to gain a boot selection menu with my RX...
  7. haydentech

    Mouse super slow after wake - iMac 2010 OpenCore Legacy Monterrey

    I have Monterrey (12.4) running on my iMac 2010 via OpenCore Legacy, and in almost every respect it's running well and is surprisingly quick -- well beyond my expectations! And I don't even have an SSD! My only problem is that every time the computer wakes from sleep, the mouse is unusably...
  8. A

    MP All Models OpenCore 0.8.0 for LiveUSB?

    Hi, All, Recently, I switch from LiveUSB based on rEFInd and grub2 to OpenCore. My LiveUSB entries under Misc section contains something like: <dict> <key>Arguments</key> <string></string> <key>Auxiliary</key> <true/> <key>Comment</key> <string>Windows 10 Setup</string>...
  9. Eddu Vaz

    MP 1,1-5,1 MacPro5,1 Radeon Pro WX 7100

    Hi Everyone, last few years I got an help here to up my MP to Mojave, updating the boot room, but now can't update de adobe programs, and, all the time I shutdown the mp, after all stuff it turns on. I want to reset the hd and install again to be "safe" im reading the things here I think...
  10. ammoune78

    MP 1,1-5,1 Mac Pro 2009/2010/2012 SMC

    Hi there guys! I'm wondering how i can dump the Mac Pro's LogicBoard/CPU-Tray SMC's as well. Is there a way to dump the content of both SMC chips, using smcflasher.efi from opencore shell or anything that can be able to do that? I mean from the 3 Mac Pro's 2009/2010/2012? The reason why i want...
  11. AdamDonner

    MP 1,1-5,1 Opencore Monterey USB Problems

    Hello, I am having problems when I unplug an input device, specifically a keyboard or mouse to the usb 2.0 ports on the 5,1 mac pro it will not be recognized by the computer. I have mapped the USB ports, I am doing something wrong, or is there a fix for this?
  12. Mic-M4c

    Resolved Full speed of the FRONT FAN after BCM94360CD (BT+WiFi) Module upgrade

    Hi all ! Today I've proceeded to the long awaited upgrade of the WiFi and BT in my Mac Pro5,1 (mid 2010) Monoprocessor 6-core @3,33GHz SDRAM 48GB@1333MHz Radeon RX 560 4Go > I've replaced the original WiFi by this one : BCM94360CD > I have fully disconnected (USB alim and antenna) the...
  13. D

    MP 1,1-5,1 OpenCore pnot displaying the correct volume name when booting - Monterey update

    I recently installed OpenCore & Monterey on my Mac Pro and could not get the volume names to appear properly in the boot picker screen. This post was really helpful in getting me started - so many thanks to @JedNZ for putting together. Here is the updated version & what worked for me in...
  14. P

    MP 1,1-5,1 Help Needed With MP 5,1, No External 2nd Display Monitor Found?

    Hi All, I seeking help and I am new here, I was able to edit video out to my 2nd monitor with a RX580 Radeon Pulse just fine in Final Cut X running High Sierra until I upgrade to OpenCore and Mohave. I couldn't adjust the settings under the preferences and booting up I could see OC...
  15. C

    iMac 2011 Gpu failed

    Hi macrumors. I hope I can find help here. I have a 2011 27°” iMac specs 16gb ram 1333 i7 3.4 some radeon card 850 Evo ssd 1tb The Gpu isn’t working anymore it burned about and getting hot every time I’m starting it. The Mac isn’t booting it just shows a white screen when I start it. I can’t...
  16. H

    MP 1,1-5,1 Mac Pro, OpenCore, Vega 56 and ATD on Titan Ridge

    I managed to install and power up a Sapphire Veg 56 in my Mac Prop 5.1. Needed 2 x mini 6 pin PCIE to 8 pin PCIE cables. Tried 8 + 6 pin which didn’t work. Running Mac OS X 12.01 Monterey using Martin Lo’s OpenCore 0.75 package,. Now I have Thunderblot 3 SSDT enabled and if I plug a monitor...
  17. Z

    MP 1,1-5,1 Mojave + Opencore Apple services stopped working

    Hi Guys, I have been reading MacRumors for over 15 years and love it. Now i need your help. I have a single cpu MP 5.1. Real 5.1 not flashed 4.1. Running Mojave. Saphire rx580 gfx non flashed, stock. Since a year have been using Opencore 0.5.9 by Martin lo to see the boot devices. It worked...
  18. JedNZ

    Resolved OpenCore picklist not displaying the correct volume name

    I had been plagued with my CCC cloned NVMe drive not displaying the correct name in the OpenCore picklist, and have even written about it here in the OpenCore thread. But I have finally found a workflow that works at least for me to correct this annoyance. Just to back up a moment first though...
  19. I

    Unsupported Catalina Install - but specific questions.

    My system: - MacPro 5,1 2 x2.66 6-core intel Xeon - 64 Gb ram - Radeon rx580 8gb - 4 SSDs in standard HD sled Bays - installed OpenCore… I did this because I was having computer issues last week…. trying to debug and test things I got to a point where I thought a boot picker...
  20. W

    is it safe to update macbook pro to latest big sur update on opencore legacy patcher

    i have a mid 2009 macbook pro pached to big sur and i was wondering, is ti safe to update??