Is it possible to boot from pen drive

Click the lock icon at the bottom-left corner of the window, enter your admin password, select the startup disk you want to boot from, and hit Restart. This method will save your startup disk preference until you go through this process again to choose a different option. Reboot your computer. Press and hold the Option key as soon as your machine restarts. You should see icons for your available drives.

Use your arrow keys or your mouse to highlight that drive, then press Return or click on the arrow below it. If you press and hold Control at the same time, your computer will save this as your preference—similar to the process outlined above. From there, your computer will boot into the CD or USB drive instead of OS X, and you can do whatever it is you need to do by following the on-screen instructions.

The A. VP and General Manager, Lifewire. Facebook Twitter LinkedIn. Updated on February 24, Ryan Perian. Lifewire Technology Review Board Member. Article reviewed on Feb 12, Tweet Share Email. Was this page helpful? Thanks for letting us know!

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Windows Setup Technical Reference. Feedback will be sent to Microsoft: By pressing the submit button, your feedback will be used to improve Microsoft products and services. Privacy policy. Skip to main content. Start by plugging the thumb drive into a USB port.

Then t o change the BIOS boot sequence :. In the future, your computer will first check the USB port for boot media when starting up. Then the system will launch from that device every time. Regardless of the operating system you are using, booting your machine from USB media does not need to be difficult. A general understanding how your system loads can provide the basics needed to understand what is going on when you use boot media.

It provides guidance that is specific to the iteration of OS X you are running i. Sierra, High Sierra, Yosemite, etc. Windows and Linux users might consider Acronis Disk Director 12 , which includes an intuitive Boot Media Builder that streamlines the process and offers tremendous flexibility for the type and kind of boot media you can create, including WinPE media.