litbta.blogg.se - How install macos from usb

Step 2: Shut down the Mac and wait for 1-2 minutes. Step 1: Insert the macOS bootable USB drive on a USB port of Mac computer. If the target Mac computer already had a macOS or OS X on it, then installing macOS from USB is straightforward and this is called the normal way. How to Install macOS on Mac from USB Drive (Normal Way) Even you had issues during this process, it is not thing to be afriad as we have offered the troubleshooting guide as well. We will share detailed steps on how to install macOS/Mac OS X from an USB drive. So many Mac users don't know how to perform a clean install of macOS on their Mac when the device was broken or could not boot into desktop.

This is not normal case because macOS is very stable and have less bugs/virus than Windows PC. 2, 2020Īfter successfully created a macOS bootable USB, the next step is how to use it to install macOS from external USB drive. After that, click on the gear icon labelled "Options".By Petty Madison | Last Updated: Jun.

On an Apple silicon Mac, you can also turn on your Mac and continue to hold the power button until you see the startup options screen.

Use this key combination to erase your drive before giving it to someone else.

If you've never installed 10.12.14 (Sierra), using ⌘ Cmd+ R will install the OS without tying it to your Apple ID.

If you didn't have 10.12.14, Sierra, this key combination will not work.

On an Intel-based Mac, to install the macOS your Mac came with, no matter how out-dated, press ⇧ Shift+ ⌥ Opt+ ⌘ Cmd+ R.

For example, a Mac from early 2012 will not be compatible with macOS 10.15, Catalina.

To upgrade your macOS to the most current OS that is compatible with your Mac, press ⌥ Opt+ ⌘ Cmd+ R.

If you're hoping for a different version, check out these alternatives: This key combination tells your Mac to reinstall the same version of macOS that was already installed. Press and hold ⌘ Cmd+ R right after you press the power button.