#How to boot mac from usb flash drive software
#How to boot mac from usb flash drive Pc

unless you keep the boot media in the USB port. That wonвЂ™t be a problem, since the BIOS will move to the next device in the boot sequence. In the future, your computer will first check the USB port for boot media when starting up. If you do nothing, your computer will go to the next device in the boot sequence list, which will likely be your hard drive.

Stay alert! Depending on your BIOS, you may be prompted with a message to Press any key to boot from external device and you will only have a few seconds to respond.

The computer will restart using the new settings, booting from your USB drive.

Save the change and then exit the BIOS Setup.

Move USB device to the top of that hard drive list In that case, youвЂ™ll need to:Д®xpand to show all hard drive device options Next, select Applications>Utilities and then launch Disk UtilityFrom the disk utility sidebar, select the USB drive From the disk utility toolbar, chose Erase. NOTE: If you cannot find USB or Removable Devices among the device options, your BIOS may list it under Hard Drive Devices.

Move USB to be first in the boot sequence.

All of the available system devices will be displayed in order of their boot priority.

Using the arrow keys on your keyboard, select the BOOTВ tab.

When you choose to enter BIOS Setup, the setup utility page will appear.

(Depending on the company that created your version of BIOS, a menu may appear.)

During the initial startup screen, press ESC, F1, F2, F8В or F10.

Press the Power button for your computer.

Start by plugging the thumb drive into a USB port. If your Mac just boots to the login screen and you donвЂ™t see the boot options menu, reboot your Mac again and hold. The Mac will boot the Linux system from the connected USB drive. Otherwise the computer will load from the hard drive as normal. To actually boot the drive, reboot your Mac and hold down the Option key while it boots. If youвЂ™re booting from USB media, you must change the BIOS boot order so the USB device is listed first.

#How to boot mac from usb flash drive software

The boot order tells the machine which devices to search for the software needed to launch the computer and the priority each device in that search. ThatвЂ™s because the BIOS settings include the boot sequence the machine follows when starting up.

#How to boot mac from usb flash drive Pc

Starting your PC using USB rescue media is not difficult, although it first requires an adjustment in the BIOS (Basic Input Output System).