#Creating external boot drive mac how to#

the remedy is to tell windows to hide them as well. if you delete them osx will just put them back. these files take up almost no space on the drive at all and they help osx recognize the drive. when you are using an external for both systems, osx will put a ton of files on the drive that wont show up on your mac but itll look like a lot of clutter on windows. two reasons: one) time machine requires a backup drive to be formatted to osx extended journaled (cant use it on a windows if its formatted this way) two) regardless of if the drive is in osx extended journaled time machine still wont share a drive with any other use cases. i personally prefer western digital for external hard drives as they typically last me longer than competitors that ive tried.Р”Р„lso no, you cant have a time machine backup on that same drive. I cannot speak for any other Apple device but have seen reports of external boot drives not appearing on laptops as well.

(it will report as damaged) Did not believe it myself until I repeatedly proved it. exfat works on both windows and mac and will allow for the transport of large files. If you create a bootable installer thumb drive today it will show up as bootable with either method but will not install. On the right, in the Erase tab, choose to format the drive as Mac OS Extended (Journaled).

#Creating external boot drive mac how to#

To do this, launch Disk Utility and choose the destination drive in the drive list (left column). Here is a guide on how to create a bootable external Mac hard drive to run macOS from an external hard drive. Any external drive can be formatted to exfat within disc utility. First, you must partition and erase the drive so that it can be bootable. There is a need for you to make external hard drive bootable Windows 10 in case that your operating system is crashed or you donРІР‚в„ўt want to use the original one.