

Why is it asking for usb when creating windows on mac mac os#
The last release of Mac OS doesnt have the option to create a bootable USB from Bootcamp like previous versions. Boot Camp Assistant prepares your Mac by creating a new partition for Windows. Ask Question Asked 7 years, 5 months ago. This process may take a long time to complete (you can click the Stop button to interrupt this process).Īt the Create a Partition for Windows step, specify a partition size by dragging the divider between the macOS and Windows partitions. You need an external USB drive to install Windows on older Mac computers. The Windows files are copied to the USB drive. This process may take a long time to complete (you can click the Stop button to skip this process).Īt the Select Tasks step, select all the tasks, then click Continue.Īt the Create Bootable USB Drive for Windows Installation step, choose the Windows ISO image and the USB drive, then click Continue.

I bought a 32 gigabyte USB drive at Walmart for only 3, so this shouldn't be very expensive. The ISO file is only about 5 gigabytes, but I recommend you use a USB drive with at least 16 gigabytes of space just in case Windows needs more space during the installation process.

Older Time Machine snapshots and cached iCloud files are removed to make space for Boot Camp. Step 2: Insert your USB storage drive into your Mac. The system is checked for total available disk space. On your Mac, open Boot Camp Assistant, located in /Applications/Utilities.Īt the introduction screen, click Continue. Important: If you’re using a Mac notebook computer, connect it to a power source before continuing.Ĭonnect an external USB drive or insert a flash drive into the USB port on your Mac keep it connected or inserted while you install Windows and the Windows support software.
