You mentioned troubleshooting, did it include these:
Startup 9.2.1 repairs problems that may occur when Mac OS 9.1 and Mac OS X are on the same partition and a version earlier than Startup 9.2 has been used. To do that select use an existing Virtual Hard Disk File, then browse the VMDK file and select that. Use an Existing Virtual Hard Disk Create Bootable USB for Mac on Windows 10. When the Virtual Machine is created, you need to apply some settings in order to boot mac normally.
NVRAM reset
- On your Mac computer, you may have multiple partitions created on your storage disk for various purposes. Some have a separate partition of their Media, some have a secondary operating system running on their Mac via Boot Camp, etc.
- You set your Mac or Macbook which disk to start up from when more than one startup disk is connected. This works for USB drives including the NinjaStik For 2018 to 2020 Macs with the Secure Boot T2 Chip, see the 2020 Macbook Pro Boot from USB instructions. A 'startup disk' is a volume or partition of a drive that contains a bootable operating system.
Shut down the MacBook Pro. Start it and immediately hold down Command, Option, P and R keys at the same time. Wait until you hear the startup chime for the third time before letting go.
Also, SMC reset may be needed (that usually doesn't fix a missing boot partition, though).
Strategy game for mac.
- Shut down the computer.
- Plug in the MagSafe power adapter to a power source, connecting it to the Mac if its not already connected.
- On the built-in keyboard, press the (left side) Shift-Control-Option keys and the power button at the same time.
- Release all the keys and the power button at the same time.
- Press the power button to turn on the computer.
Startup Disk For Macbook Air
Restart and hold down the D key to enter the Hardware Test. Follow the instructions.
Startup Disk For Mac Pro
Startup Disk For Mac
When booted externally, use Finder's Go menu to open Utilities. Launch Disk Utility and look for any signs of your internal drive in the list of hard drives on the left. If you find it look for First Aid and try to use it on the disk.
Refer to the following to see if it takes you anywhere you haven't been yet.
Feb 10, 2017 3:37 PM
