May 09, 2019 The Best External Hard Drive Deals This Week. WD 2TB My Passport Portable External Hard Drive for Mac $74.99 (List Price $89.99; Save $15) Seagate Backup Plus 5TB Portable External Hard Drive. Format: Mac OS Extended (Journaled) Scheme: GUID Partition Map. Click on Erase after formatting your drive; Step 3: Create an External Bootable Windows 10 Flash Drive. Re-partition the external drive; Connect your external drive into a Windows computer. If you are asked to.
Click Erase to wipe all the data that’s currently on the drive and reformat it for your macOS install. The drive will be formatted HFS+, but installing macOS High Sierra or Mojave will change.
Oct 07, 2019 Turn off the Mac you want to install macOS Catalina with the bootable installer drive. Connect the external drive to your Mac via the USB port. Turn on your Mac. Hold down the Option key when it starts up. Select the external drive with macOS Catalina on it from the list of systems to start up your computer. Follow the installation process when.
Check compatibility
You can upgrade to macOS Mojave from OS X Mountain Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 12.5GB of available storage space, or up to 18.5GB of storage space when upgrading from OS X Yosemite or earlier.
MacBook introduced in 2015 or later MacBook Air introduced in 2012 or later MacBook Pro introduced in 2012 or later Mac mini introduced in 2012 or later iMac introduced in 2012 or later iMac Pro (all models) Mac Pro introduced in 2013, plus mid-2010 or mid-2012 models with a recommended Metal-capable graphics card.
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS Mojave, the installer will let you know.
Make a backup
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Get connected
It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS Mojave
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system.
If you still need macOS Mojave, use this App Store link: Get macOS Mojave.
Begin installation
After downloading, the installer opens automatically.
Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
If the installer asks for permission to install a helper tool, enter the administrator name and password that you use to log in to your Mac, then click Add Helper.
Allow installation to complete
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs both macOS and related updates to your Mac firmware.
Learn more
If you have hardware or software that isn't compatible with Mojave, you might be able to install an earlier macOS, such as High Sierra, Sierra, or El Capitan.
macOS Mojave won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
You can use macOS Recovery to reinstall macOS.
If you are planning to install macOS Catalina, there is one additional set of steps you should follow. You should download a bootable copy of macOS Mojave. This is the only way to downgrade if you decide you're not ready for macOS Catalina. Install hp officejet 5740 driver.
Before you start
Before you get started, make sure you have a thumb drive with at least 15GB of storage, or a spare external hard drive (one that you don't use with anything else).
Get drive id from safe mode mac os. Simply go through the instructions given below to activate the Safe Mode:Step 1. Another case is that if you, then booting Mac in Safe Mode will help you recover your account password.Heeding to the importance of the safe mode on Mac we would thereby demonstrate 2 important ways here to securely boot and exit the safe mode.Also read: Method #1: Enter & Exit Safe Mode using KeyboardIn this section we would make use of certain key commands from the keyboard to activate the safe mode instead of trying out complex procedures, thus it is suitable for those who are not adept with handling system commands in Terminals.
You'll also need to download macOS Mojave from the Mac App Store.
Note: After macOS Mojave has downloaded, it will automatically begin the installation process. Close the installer instead.
Please, Please, Please, backup your Mac before you do anything.
How to format your external drive for Mac
You'll need to start with a clean thumb drive or hard drive in order to get it ready to work as a bootable drive.
Plug the USB end of the drive to a USB port on your Mac.
Click on Finder in your Dock to open a Finder window.
Select Applications from the list on the left side of the window.
Note the name of your external hard drive (probably 'Untitled') because you will need it when you create a bootable drive. If you have more than one external hard drive named 'Untitled,' you will need to rename your hard drive now.
If your Mac is using HFS+, select Mac OS Extended (Journaled) from the format list. If your Mac is using APFS, select APFS from the format list.
If Scheme is available, select GUID Partition Map.
Click Erase.
Click Done when the process is complete.
Close the Disk Utility window.
Your thumb drive or external hard drive is now ready.
How to make your external drive bootable for installing macOS Mojave
Important:You will need to be in your Mac's administrator account in order to run the sudo Terminal command.
Click on Finder in your Dock to open a Finder window.
Select Applications from the list on the left side of the window.
Scroll down and double-click on Utilities.
Scroll down and double click on Terminal.
Recall the name of your formatted external drivewhen entering the following text into Terminal. If it is not named 'Untitled,' you will need to change the command syntax for the pathname where it says: Volumes/Untitled. The name of the drive can't have any spaces and it is case sensitive.
Enter the following text into Terminal (Don't forget to change the name 'Untitled' if your hard drive is named something else):
Enter your administrator account password. This is the password you use to make changes on your Mac or log in. No text will appear in Terminal when you enter the password.
Type Y to confirm that you want to erase the drive and press return.
The process could take a very long time, depending on the drive. When it is done, the Terminal window will report 'Done.'
How to use macOS Mojave as an installer boot drive
Once macOS Mojave is installed on your external drive, you can boot up and install any Mac with the drive plugged into it.
Turn off the Mac you want to install macOS Mojave with the bootable drive.
Connect the external drive to your Mac via the USB port.
Turn on your Mac.
Hold down the Option key when you hear the startup chime.
Select the external drive with macOS Mojave on it from the list of systems to start up your computer.
The installation process will begin. Follow the steps to install macOS Mojave onto your Mac or partitioned hard drive.
Do you have any questions about how to create a bootable installer drive for macOS Mojave? Let us know in the comments.
Updated September 2019: Updated for macOS Catalina.
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