![]() ![]() I understand that it's normal for the system to restart more than once during installation.īut then the system keeps restarting. The new installation appears to be booting, but when the wait bar reaches about 50%, the system restarts again. Once the install is complete, the system restarts I booted to the startup options and set Startup Security to "Reduced"įormat external drive APFS Container with GUID Partition Mapĭownload Ventura 13.4.1 from App Store and install to the external drive But after running the 13.4.1 installer on the external drive, it refuses to start and complete the installation. I'd like to keep that installation intact and install Ventura 13.4.1 on an external drive for testing/experimentation. Ventura 13.4.1 external bootable drive refuses to start I'm running Ventura 13.4.1 on my 2020 MacBook Air M1. Somebody can help or advise me, what I can try further to solve this problem? Second, I tried to check if the memory is faulty by memtest but no error was found. media" by the recovery mode and boot with USB after pushing Opt and select USB, it crashes with black screen of Reboot because of Problem.įirst I have checked, If I can boot with USB in another way and I have installed Ubuntu on another bootable USB and could boot from USB without problem. But after I set it to "Allow booting from ext. When it is set to "Disallowed booting from external media" by the recover mode, then I can boot up with USB and they should the sign that startup allowance with external media is needed. But it crashes at once with black screen of Reboot because of Problem. But with mac mini 2018, when I select USB on MacOS installer after pressing Opt. In order to make clean installation to big sur from mojave, I have prepared bootable USB, which works perfect with my second mac mini 2014. But security update with mojave doesn't work at all. Mac mini 2018 firmware was revived and restored by apple configurator 2 and Mojave was installed without problem by internet recovery. After updating to monterey, several crashes I had to experience and it gets more and more often. I have used this mac mini 2018 for more monthes without any problem on big sur. ![]()
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