14 In 1 Mac Bootable USB Flash Drive 128GB For Most Macintosh Computers A bootable USB can be useful if you want to install Mac on multiple computers without downloading the installer each time, or when you can't install using Mac Recovery or the other methods. New 128GB 3.0 USB Bootable Flash Drive For Mac Systems Compatible With 10.6 - 14.0. (2025 February-Current). What's in the box? (1) 128GB GB 3.0 USB with 14 items (1) Extensive Booklet (25+ Pages) (1) Technical Service/Support Instructions: Regular Intel Macs: 1- Shut down or turn off the Mac. 2- Connect the bootable installer to the Mac. 3- Turn on the Mac, then immediately press and hold the Option (Alt) key. 4- Release the Option key when you see a dark screen showing your bootable volumes, including the bootable installer. 5- Select the compatible bootable installer. Then click the onscreen arrow or press Return. 6- Choose your language, if prompted. 7- Select Install Mac from the Utilities window, then click Continue and follow the onscreen instructions. Instructions for Mac with Apple Silicon: 1- Shut down or turn off the Mac. 2- Connect the bootable installer to the Mac.. 3- Turn on the Mac and continue to hold the power button until you see the startup options window, which shows your bootable volumes, including the bootable installer. 4- Select the compatible bootable installer, then click Continue. 5- When the Mac installer opens, follow the onscreen installation instructions. I Provide My 30+ Years Of Certified Technical Support Service, An Extensive Guide I Made, And A FREE 128GB 3.0 USB Flash Drive. Hundreds Of Reviews Online, And Hundreds Of Satisfied Customers. Thanks For looking. All Sales Final. DOA's Exchanged within 7 days. Ships Fast within 1 Day. Your Choice of Shipping Option at Checkout. _gsrx_vers_1677 (GS 9.8.1 (1677)) _gsrx_vers_1710 (GS 9.9.1 (1710))