Some older Macs will have a hard time running Big Sur, so you might want to check out this list of supported Macs before getting started. Since this is an early beta version of the project, issues are to be expected. It will download the latest package and create a bootable USB, which you can use to reinstall macOS in order to get the latest version. The GUI makes it more comfortable to use the process but it hides also all obstacles and potential problems and it hides the docs. The patching is based on the first real patching option listed here, the Barry K. To update your installation, you can use the Post-install tool. Patched-Sur by Ben Sova is GUI frontend, not patcher. Then, select the boot drive you've created and reinstall macOS. Once the USB drive is ready, go ahead and launch the Startup Manager by holding down Option ( ⌥) while restarting your Mac. Just plug in a large enough USB drive, and Patched Sur will create your installation media. Solution 2: If your Macs Wi-Fi is still not working properly. The app downloads the Set Vars Tool, the Kext patches, and the macOS installer itself. Wait it to patch the file and restart your Mac, then check if everything is working properly. You will need to select your update track, but the rest of the process is mostly automated. macOS Mojave, Catalina & Big Sur: The Sony UDF driver is not needed on macOS 10.14.
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For the time being, you can only update from Catalina, as the clean install option is not available. Download and install the latest UDF driver, and then restart your computer. Patched Sur is an intuitive app that runs you through a step-by-step process in order to create a bootable USB for installing or updating your OS.
Thankfully, if you really want to run this OS on your older Mac, you still have options. Big Sur is the most innovative macOS release in recent years, so it's no surprise that Apple has dropped support for quite a few older Macs with the 11.0 update.