

STEP 1: Download macOS Big Sur Public Beta 1. Format your USB drive using Disk Utility. MacOS X – Drag and drop the icon onto the Terminal Window. Replace the volume with the mount point of your erased disk.

6: Next use the Create Install Media command to create a Big Sur installer on the image you just mounted sudo /Applications/Install\ macOS\ I have Big Sur Beta 8 installed on my MacBook Pro 15" 2018. Steps to install/reinstall a fresh version of Catalina/Big Sur. So we can create a macOS install media DMG file, we will need to detach the Sparse Disk: Again in Terminal (the name “ Install\ macOS\ Mojave ” depends on the macOS version you’re creating install media for – if unsure, see what is in the “/Volumes” directory): sudo To make a bootable macOS USB, there are two types of install media you can use. This article explains how to install the Monitor Managed Service client on macOS versions 10. app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume . Now, and only now have we come to clean installing macOS Big Sur.

Here’s how to start with a clean slate with your Mac and Big Sur: Download macOS Big Sur either from the official website or the App Store. the documentation on this page should add those options switches. Ask questions Cannot install erlang on MacOS 11. This worked for me, moving the -R option directly after chmod. Congrats! But it might not be the most elegant of setups. After creating the bootable installer, you must restart your Mac and invoke the Startup Manager at boot time which will let you choose the macOS Big Sur installer on your USB thumb drive or other external drive as your boot disk. If you just want to install Big Sur, you can skip the next step, where we'll be showing how to dig up the installer file for an older version of macOS or Mac OS X.
