Instead of restarting using Command-R, hold down Option-Command-R to start up from macOS Recovery over the internet. How to install Ventura on an unsupported Mac Press Option-Command R (if you are running Sierra 10.12.4 of later) to get the opportunity to install the most up-to-date version of macOS that is still available and supported.

If your Mac is more than a few years old and you try to install Ventura on it you will hit a few hurdles – the first being the fact that Software Update won’t let you install the new version of macOS. However, this doesn’t mean that installing Ventura on an older Mac isn’t possible. Luckily there’s a patcher for installing macOS Ventura on older Macs available – the OpenCore Legacy Patcher. The download and instructions can be found here. Note that macOS patchers cannot perform magic and not all Macs will be compatible. Before installing Ventura on an older Mac, make sure that your Mac is compatible with the patcher. The procedure for updating to a new version of macOS on incompatible Macs is as follows: You can find a list of all the Macs supported here. First you will need to obtain the installation files for the version of macOS you are after – in this case Ventura.Before you do anything back up your Mac, just in case. You’ll have to obtain these using a compatible Mac. If they don’t show up in Software Update you can get the installation files from the Mac App Store. Once they are downloaded you need to load these installation files onto a USB stick and prepare the USB stick for installing macOS Ventura.They are over 12GB so expect the download to take a while. We explain how to create a bootable installer of macOS in a separate article. You’ll be able to find the installation files in Finder > Applications. (Open Finder and press Shift + Command + A).

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