Got a tip for us?
Let us know
Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
oclp
-
I
MacBookPro 6,2 (15' Mid 2010) Black Screen after installing root patches (OCLP + Monterrey, Ventura, Sonoma and Sequoia)
Hi all, First I want to thank all the people on this forum, you have given me a lot of useful tips and information when trobleshooting and repairing Macs just by reading posts and threads here. As the long title says, I've been trying to update my friend's MacBook Pro 6,2 using OCLP...- Ironish
- Thread
- mbp 15 2010 oclp sequoia sonoma unsupported mac
- Replies: 0
- Forum: macOS Sequoia (15)
-
iMac11,1 + OCLP Sequoia: TDM fix guide
My first contribution to macrumors! The issue: After installing OCLP Sequoia on iMac11,1, TDM would be lost because TDM on the Late 2009 iMac (Mini DisplayPort) is a hybrid feature and Sequoia has dropped significant legacy code. Unfortunately it seems OCLP 2.4.1 didn't patch this (yet). Good... -
MP 1,1-5,1 Mac Not Booting After Installation Issue — 3 Days of Frustration, Please Help (5,1)
Hello, I recently decided to move both of my working MacPro 5,1 machines from Monterey to Sequoia, using OCLP. At first, I installed Sequoia over Monterey, then I decided to do a full wipe. That full wipe worked. Where I messed up is I thought it would be faster to use the Inateck... -
W
GPU Bios/flashing help needed
I have a 2011 27" iMac i7 3.4GHz 12,2 which I want to put a Metal AMD GPU into so I can upgrade the OS with OCLP. I'm very comfortable mechanically and I have stripped out the machine several times before to upgrade the HDD and SSD, as well as bake the old GPU (HD6970M) when its failed over the...- Whistlejacket
- Thread
- 2011 27" imac flash bios gpu card installation legacy imac oclp vbios wx4150 wx4170 wx7100
- Replies: 1
- Forum: iMac
-
T
MP 1,1-5,1 Mac Pro 5,1 RX580 – Dual HDMI Displays Limited to 30 Hz After Monterey Upgrade (No Hardware Acceleration?)
Hi all — I’ve searched, but haven’t quite found my exact situation. Apologies if this has come up before. I’ve got a mid-2012 Mac Pro 5,1 (dual 3.46 GHz Xeons, 96 GB RAM) with an RX 580 GPU. I’ve been running Mojave very successfully for a couple of years — triple-monitor setup, plus a PCIe...- take_01.wav
- Thread
- 30 hz 60 hz efi gpu hardware acceleration martin lo monterey oclp open core rx580
- Replies: 7
- Forum: Mac Pro
-
P
MP 1,1-5,1 Lack of vector graphics antialiasing in Chromium-based software
Hey everyone. I'm running a 5.1 classic Mac Pro with an RX580 8GB Sapphire, OCLP 2.4.1, and MacOS Sequoia (the same problem was also present under Ventura). I'm facing a problem after replacing my old HD 5770 with an RX 580. It seems like any vector graphics in Chromium-based apps completely... -
MP All Models TPM 2.0 / fTPM / PPT & The 7,1 Mac Pro.
Context: I am using a Mac Pro 7,1 2019, running Windows 10 LTSC IoT and play games on it. NOTE: Windows 11 TPM Bypass is irrelevant, as the software itself checks for the hardware / firmware beyond just what operating system is installed. With many programs now requiring TPM 2.0 to operate on...- Nautricity
- Thread
- apple t2 mac pro mac pro (2019) oclp opencore opencore legacy patcher t2 chip tpm 2.0 windows windows 10
- Replies: 2
- Forum: Mac Pro
-
S
MP 1,1-5,1 Nvidia Titan X/Titan Xp - no boot screen
Hey all, I've got dozens of CMP 4,1 and 5,1 machines using OCLP running various operating systems. I have a couple Titan X and Titan Xp cards laying around the office that I'd love to use in here for Windows 11 builds, but to do that safely with UEFI I need OpenCore. The thing is - I'm not... -
MBA 1,1-6,2 Second Life for 2013 11"/13" MBA with Multiboot (native macOS / OCLP / Ubuntu)
Here's how it all started: as an alternative to my current Windows-based bread&butter software, there's a software solution, that supports it's client-software to run on macOS, Windows or even Ubuntu-Linux. Currently I have a bunch of mid2012 15" MacBookPro as Win10Pro clients running at my...- bobesch
- Thread
- intel linux macbookair mba oclp ubuntu
- Replies: 6
- Forum: Early Intel Macs
-
K
MBA 2012 - almost bricked after OCLP patch
Hello. I had an old but trusty 2012 MacBook Air lying in a drawer – high spec for its time – and I decided to bring it back to life because a friend of mine needs any kind of computer for work. Of course, the battery was dead, so I replaced it, powered it up, and everything was running fine... -
M
Odd network Behaviour
Hi, I recently got a 2020 iMac with Ventura 13.7.5 to work with my 5,1 cheese graters running Monterey 12.7.6 (OCLP). They are connected over a LAN (Ethernet Connection) and I can screen share from any Mac, and via synergy, can use the main Mac's mouse and keyboard to control all three Macs...- MacintoshDude24
- Thread
- imac lan mac 5.1 network oclp
- Replies: 2
- Forum: macOS Ventura (13)
-
MP 1,1-5,1 Mac Pro 5.1 OCLP Seqoia GPU issues
Hi all, I'm trying to set up macOS Sequoia on a Mac Pro 5,1 using OpenCore Legacy Patcher (OCLP) and running into some roadblocks. Here's a quick summary: ✅ OCLP experience: Successfully used it before on a MacBook Pro 9,1. 🎥 Watched various guides (e.g., Mac Sound Solutions), and I believe... -
R
iMac 2017 with OCLP macOS Sequoia - RX580 not in use?
I have installed macOS Sequoia 15.5 on a 27“ iMac (iMac18,3 from 2017) with 4.2 GHz i7 ”Kaby Lake" and Radeon Pro 580 8 GB with OCLP 2.4.0. The iMac18.3 was selected as the preset in OCLP. The Radeon is displayed in “About this Mac”. Everything is running smoothly and without any software... -
S
iM 4,1-14,4 OCLP patches not loaded w/ Option boot
iMac 12,2 w/ AMD Polaris graphics swap. Works great. Ran 14.3 for a long time, then 14.7, then 15.2. Today I upgraded OCLP 2.2 -> 2.4 and re-installed root patches. Still works and boots normally, can see boot regular boot selector screen, but... When I reboot w/ OPTION key held the screen...- s_e_a_n_s
- Thread
- graphics card replacement oclp
- Replies: 1
- Forum: Early Intel Macs
-
N
MP 1,1-5,1 Unable to install Monterey 12.7.4 using OCLP on a Mac Pro 5,1
Hello everyone. I've been running into this issue no matter what and I am desperate to fix it Using OCLP 2.4.0, I've created a Monterey bootable usb. I'm able to install it on my ssd just fine, however when it's continuing the installer on the ssd, it always gets stuck at this moment: No port...- notasmartguy
- Thread
- mac pro 5.1 boot issue macos monterey macpro 5.1 oclp opencore legacy patcher
- Replies: 12
- Forum: Mac Pro
-
M
OCLP Use as Daily Driver Questions
Hi All, This is my first post so pardon for the lack of detail if there is! I recently installed Sonoma via OCLP on my mbp pro 2016 due to Monterrey going out of support last year. I want to use this as my daily driver for things such as email, online banking and potentially online purchases...- macuser9911
- Thread
- macos oclp
- Replies: 5
- Forum: Windows, Linux, macOS, & Others on the Mac
-
W
Ethernet over FireWire800
Hi everyone, I'm currently working on restoring FireWire IP networking (`fw0`) between two iMacs, and I’ve hit a wall on the macOS Sequoia (14.0) side. I'm hoping someone here can help clarify whether what I'm attempting is still possible — and if so, how. --- ### 🖥 My setup: - **iMac 27"... -
M
Blender 4 Crashes on macOS Sequoia (Mid 2015 MacBook Pro): [BronzeMtlDevice setShouldMaximizeConcurrentCompilation:]
Hey everyone, I’m running into a crash with Blender 4 on my Mid 2015 MacBook Pro (MJLT2) after upgrading to macOS Sequoia via OpenCore Legacy Patcher. Blender 3.9 works perfectly on Sequoia, but Blender 4 crashes immediately with a Metal-related error: -[BronzeMtlDevice... -
iMac late-2015: OCLP working ... fine
I am trying to squeeze a bit more life from my late-2015 27" iMac (i7 processor, Monterey booting from original internal 512 GB SSD) with Open Core Legacy Patcher (OCLP version 2.2.0). I am installing onto external drives, partly because I want to keep a working Monterey setup until I know... -
Unable to reinstall macOS after OCLP process
I needed to create a USB installer for Sequoia for another Mac 2020 (Intel) and I used MBP2012 (macOS Monterey/OCLP 2.1.2) to create the USB installer. MBP then prompted me to upgrade to ver. 2.2.0 version of OCLP and I updated to 2.2.0. Then the root patch failed and could not be applied. I...- ZNDK
- Thread
- oclp opencore legacy patcher
- Replies: 3
- Forum: MacBook Pro
