Since you don't want to reinstall the OS onto the internal drive, another option is to boot from the USB installer and install OS X onto another external HDD. Once done, you can boot the computer from that other external drive and then you may be able to navigate into the internal driv...
iMac 27 does not boot from USB Hi all, I had to change the hard disk of my iMac 27 (late 2015) because it was broken and now I cannot reinstall the macOS. I do not have any other iMac and I tried to create the USB from a Windows computer using TransMAC app. I tried with Sier...
When trying to boot from usb, usb does not show up? When I try to boot from a USB key (holding down option key) on my Mac Book Pro 2015, it only shows the harddisk, not the usb key. I have tried 5 different USB keys, but none of them shows up as an option to boot from,...
i need to boot my mac from external usb drive which is a bootable linux system. when i hold option button at startup, i see fedora and efi boot options and trying to boot from efi device and system forces me to update software with a message "A software update is required to use thi...
Download OS High Sierra Mac Book Pro won't reboot how to download bootable OS High Sierra from Windows machine to make USB boot drive 3 years ago 215 2 1 reply Sort By: Rank Page content loaded Question marked as Top-ranking reply User profile for user: Eau Rouge Eau Rouge User le...
I got possibility to purchase Macbook with T2 and seller says he did not changed anything in Recovery boot since new. will it be locked or unlocked to put new macOS from external disk? Thank You 3 years ago 382 6 How to make macOS bootable USB using pc to install in my MacBook ...
I've tried booting from a usb flash drive with OSX 10.6.8 on it but the iMac can't even boot into disk utility. sometimes, when I hold the power button, it will beep really loudly, flash a grey screen then power down. The power button also doesn't work sometimes. I've from Cmd...
I'm working on upgrading a Mac Mini (Late 2014) from Sierra to Monterey and installing an SSD. However, didn't Export the Contacts and a few other things like I should have. I have the Monterey running (much faster!!!) but I was wondering if there was a way to boot from the ...
带有警告符号的显示屏图标 如果你的 Apple Studio Display 上显示深色背景和大的带有警告符号的显示屏图标 ,则表示Studio Display 处于恢复模式。 雷雳、USB 或 FireWire 符号 如果屏幕上显示深色背景和大的雷雳 、USB 或FireWire 符号,则表示你的 Mac 处于目标磁盘模式。
2011 iMac won't boot from bootable USB drive Hi, I suspect my 2011 iMac has a failed hard drive as it either restarts when booting or boots to a grey screen. I purchased a High Sierra bootable USB drive and the Mac can see the drive when I hold down Option on turning on but ...