![]() It was running macOS Catalina as a starting point, which is the last officially supported release on this model. This is interesting as support for NVIDIA GPUs has been mainly removed in Monterey. My model has the highest specced CPU: an i7 4771, a 256GB SSD, 16GB RAM and the NVIDIA GeForce GTX 780M with 4 GB. MacPro4,1 (Early 2009) and later (with Metal GPU)įor the article, I will be using a Late 2013 iMac with model identifier iMac14,2.With Metal support, everything newer than the following is fine: The minimum OS version installed needs to be 10.9 (Mavericks)įor hardware without Metal support, using a patch, the following should work: You can find a comprehensive list of models on which OpenCore is supported over here: Instead, it tricks the installer in thinking it is running on a newer, supported, model. In contrast to MicroPatcher, this method uses an unmodified macOS installer. For this article, I will go for a different method and I will use OpenCore Legacy Patcher to get around the hardware checks. I used MicroPatcher for that article and mentioned BigMac there as well. ![]() In an earlier post, I described how to install the predecessor of Monterey, Big Sur, on unsupported models.
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