Bootable usb Catalina for 2020 MacBook: prohibitory symbol
I want to boot from usb with Catalina installer on my MacBook Pro 2020 and get the circle with slash.
The things I tried:
- In recovery mode disable security and allow boot from external media
- Usb format exFat and Macos Journaled
- The usb installer works fine on my 2017 MacBook
any suggestions?