Macos big sur not installing12/8/2023 Let's see how to create a bootable USB installer for macOS Big Sur and install it on a unsupported Mac.įree Download Windows Version Free Download Mac Version But the prerequisite is that you have to download the macOS Big Sur file into your computer, one advantage however is that you can create a bootable macOS installer on a Windows computer if your old Mac failed to boot. If you're a computer novice who is uncomfortable with using Patched Sur and its components, there are some other alternative solutions to install and run macOS Big Sur on unsupported Macs, like SYSGeeker UltraDMG tool, which is far ahead of Patched in terms of creating macOS Big Sur installation media and you don't have to do so many tedious settings. Install MacOS Big Sur on An Unsupported Mac using WonderISO When it's done, reboot your Mac to finish. Once macOS Big Sur is installed, Run the Patched Sur app in the Application Folder to download the latest version of macOS Big Sur. The entire installation process will take one to three hours. From the list, select the "Install macOS Big Sur" option and follow its guide to complete the installation process. After the media installer is created successfully, reboot your Mac computer and hold the Option key when it's booting up. Then please wait for a while, it will take some time to create a install media of the macOS Big Sur. But I will remind you that you'd better back up your USB drive as your USB flash drive will be formatted. Now choose the USB Flash drive and choose " Continue". If your USB drive is not listed, please click refresh to load the USB drive. Insert your USB flash drive to your Mac computer, this will create a macOS Big Sur bootable installer USB. After the download completes, you will be asked to type your Mac password and click Continue. If you already have a copy of macOS big sur on your computer then click on view other version to point the tool to it, this will save a lot of time downloading the system. In this screen, you can click Download macOS 11.0.1 to start to download installation Assistant file. In order to maximize the performance of the upgraded hardware. Next, it will start to download the set VArs tool and Kext Patchers If you want to update from old macOS to Big Sur then you can select Clean Installation, which will completely wipe your Mac. Here there are two options for your choice: Clean or Update. Next, the patcher app will detect your Mac's model, you just need to click "Start>Continue>Release>Continue." I personally suggest you to choose Release here rather than public beta or developer beta as they might have bugs issues. If this is your first time running this app, then you may then need to go to System Preferences > Security & Privacy > General and click "Open Anyway". Now, double-click the Patcher-Sur.dmg file to open it. It can not only be used to download the system the installation files and micropatcher for kernel extensions (KEXTs) of macOS Big sur but also convince it that the Mac is compatible. To install new macOS big sur updates on unsupported Mac, you will have to first download and install Big Sur Patcher file on your Mac. It should be noted that if you're using FireValut, then you must turn it off so as not to affect the normal operation of the Patcher. Make sure you've created a complete backup for your mac with Time Machine, then move on the steps below. This method we will create a USB boot disk by using macOS Big Sur patch file, it can be applied to the primary USB boot. Patched Sur is a User Interface patcher made for macOS Big Sur which allows users to install macOS Big Sur on incompatible Mac devices. Install MacOS Big Sur on An Unsupported Mac using Patcher But before we get started, we strongly recommend that you first back up your mac in case something goes wrong. There are many different ways that can be used to install Big Sur on an unsupported Mac, but in either event you must first create a Big Sur bootable usb using a special program like Patcher or WonderISO. How to Install Big Sur on Unsupported Mac?
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