![]() ![]() I would like to add I have not been able to install linux either onto my Mac, and not even rEFInd. I do have access to a few decently sized USB drives and a tri boot Windows/Linux/MacOS computer, but no professional tools. ![]() ![]() Is it even possible for a genius bar person to fix the software? How could I fix this myself? I have no idea what to do anymore, and would rather not go to an apple store to fix this. After using disk drill to flash MacOS to a USB, I tried using a disk utility option Convert to APFS., but that threw an error. Starting with the November 2022 update (16.67) macOS Big Sur 11 or later is required receive updates to Word, Excel, PowerPoint, Outlook, OneNote, and Defender. Learn more Get help buying Have a question Call a Specialist or chat online. Learn about Apple and Education Free, no-contact delivery And free returns. Regarding the inability to boot the MacOS USB stick, I've read that the newer macs can only boot from APFS drives. Learn more about Mac for business Apple and Education Empowering educators and students to move the world forward. I tried to reset the mac to its original OS after that with Shift+ Option+ Command+ R, but after loading with a rotating earth for a few minutes I get an exclamation mark sign over that earth with the following below it: /support While Apple ultimately launched a repair program covering 2016 13-inch MacBook Pro models, the company failed to include 15-inch Pros and models produced after 2016 that faced identical issues. I booted that and got the same A software update is required to use this startup disk error in recovery. I then completely wiped the internal SSD, and using another mac and disk drill made a bootable USB with MacOS 10.15.3. I ended up getting A software update is required to use this startup disk error in recovery. Reset Microsoft Word Close all programs running on your Mac Click Home and select Library on the Go menu then open the Preferences folder. I salvaged all my data in recovery mode and tried to reinstall MacOS from there. After an update to MacOS Catalina 10.15.3, my mac would stay at the bootup screen with an apple logo. My System Integrity Protection is off, and T2 security is set to None. ![]()
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