#Choose boot drive mac how to#
#Choose boot drive mac install#

#Choose boot drive mac install#

To install macOS on an external hard drive:Р”Сћ. Now that you have the installation files ready on your Mac, you can move them to your USB drive for future use. To save you the trouble, hereРІР‚в„ўs a list of macOS installers:Р”В¬reate bootable USB drive with Mac Disk Utility If, however, youРІР‚в„ўre running macOS Mojave or Catalina, youРІР‚в„ўll need to look for older versions on AppleРІР‚в„ўs official website.

In older versions of macOS, you could find all the previous installers in the list of purchased apps in your App Store account in older macOS versions. You can create a bootable installer for any operating system if you have the right installer. In this case, the system will be installed on that Mac, and the installation files will disappear when the process is finished. If, however, you only want to reinstall macOS once on one computer, you donРІР‚в„ўt have to use a carrier. You might want to keep installing files on an external drive if you think you might need to install the operating system multiple times or on different computers. In the following instructions, we will use a USB flash drive as an external carrier example. Give your disk the name of the operating system, e.g., Sierra, Mojave, Catalina. Whichever type of drive you choose, make sure that it has at least 12GB of free memory.Р”В«ear in mind-when you download an installer, the disk will be reformatted to suit the operating system youРІР‚в„ўre trying to run. Use Terminal to create a bootable installerР”Р‡or your external disk to run macOS, you can choose as a USB flash drive, as well as an SSD or HDD.

#Choose boot drive mac how to#

In this article, youРІР‚в„ўll find detailed instructions and answers to your questions on how to make a bootable USB on Mac. You can try out the different tools for free, so download it, and see what you think. MacKeeper can do everything from finding malware to updating your apps for you. When the scan is finished, review the results, and click Fix items safely.Select Find & Fix from the menu in MacKeeper.You can do that with MacKeeperРІР‚в„ўs Find & Fix feature, which will scan your Mac for a variety of different problems. ItРІР‚в„ўs a good idea to keep your Mac optimised when youРІР‚в„ўre asking to create a bootable USB drive. ItРІР‚в„ўs a handy appliance-even more so if you use a small external flash drive that you can carry in a pocket. You can also use it to reinstall the operating system on a Mac that wonРІР‚в„ўt startup.

Such a tool allows you to install any version of macOS on multiple Apple computers easily. Why would you want to create an external boot drive for your Mac? A bootable macOS (previously, OS X) install disk is a portable device containing all the necessary installation files for a selected version of macOS.