If you're still using a Mac OS X the time will come when your computer won't boot, or a problem may arise where you can't take control of the device, and booting from an OS X installation media will be required.
This is why it's recommended that you make a Mac OS X bootable USB when your Mac is in working conditions. However, if you find yourself on a scenario where your device (iMac, MacBook Pro, Air, Mac Pro or Mini) is not responding and you happen to have a Windows 10 device, then you can still be able to make a USB bootable installation media for your Mac OS X to reinstall the operating system using the Recovery Assistant.
How to Install macOS on Mac from USB Drive (Normal Way) 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. Step 1: Insert the macOS bootable USB drive on a USB port of Mac computer. Step 2: Shut down the Mac and wait for 1-2 minutes. The media creation tool mentioned previously can also write a downloaded ISO file to a USB drive in one go, and so create a bootable USB – but it only works with Windows 10. There are, though, many freeware programs suitable for all operating systems (including Linux) that can take over the tasks of the otherwise manual device management. For using it to install Mac OS-X in Hackintosh PC you need to install Clover boot loader on it! Installing Clover boot loader (for Hackintosh) Download the latest version of Clover boot loader HERE. Install Clover and choose your USB drive for the install destination. See the picture below!
These instructions will also work for Windows users who are running Mac OS X on a virtual machine and need to upgrade to the latest version. For instance, to OS X Yosemite.
Requirements
Before you dive into this guide, you'll need a few things:
- A broken Mac computer with Mac OS X.
- A trial copy of the TransMac software.
- One high quality USB flash drive with 16GB of storage.
- A copy of Apple's macOS (DMG file).
Now that you have all the necessary ingredients, you're ready to make a Mac OS X bootable USB using the DMG file of the operating system with the steps below.
Create Mac OS X bootable USB installation media
Before you can use TransMac, you first need to partition your USB flash drive with a GPT partition, as a normal MBR partition may not work. To do this, you'll need to use the Diskpart command-line utility on Windows 10. How to share a project on imovie.
Setting up GPT partition
Use these steps to set up a USB drive with a GPT partition:
Open Start on Windows 10.
Search for Command Prompt, right-click the top result and select the Run as Administrator option.
Type the following command to open Diskpart and press Enter:
How to format sd card into fat32. Type the following command to determine the USB flash drive and press Enter:
Type the following command to select the storage and press Enter:
Quick tip: Theselect disk 1
command as an example, but you have to replace 1 with the number of the flash drive you want to use.Type the following commands to delete everything from the USB thumb drive and press Enter:
Type the following command to convert the drive into a GPT partition and press Enter:
Type the following command to select the new partition and press Enter:
After you complete the steps, the USB flash drive from MBR to GPT format, you can use the steps below to create a bootable USB installation media to install Mac OS X.
Create USB install media
Use these steps to create a bootable media to install Mac OS X:
Download and install a copy of TransMac.
Quick note: TransMac is a paid software, but it has a 15-day trial solution, that give us more than enough time to move the DMG files to the USB drive from Windows. (If you want to support the developer, you can purchase the full version.)Insert the USB drive that you'll use to fix your installation of OS X. (Remember that all the data in the USB will be erased. Monodraw 1 3 – powerful ascii art editor free. Make sure you take off any important documents.)
Right-click the TransMac software icon and Run as administrator. (You'll be prompted to Enter Key or Run, because we'll be using it once, click the Run option.)
On the left pane, you'll see all the Windows PC drives listed, right-click the USB drive that you're intending to use to reinstall Apple's OS X and select the Restore with Disk Image option.
In the warning dialog box, click the Yes button.
Use the Restore Disk Image to Drive dialog box to browse for the DMG file with the installation files for Mac OS X Yosemite in this case, and click the OK button to create a bootable USB of the operating system.
Now, you'll have to wait a long time. No kidding. It could take one or two hours to complete the process depending on your computer and other variables.
Once your bootable USB installation media is ready, remove it and insert it into your Mac, power it on, holding down the Option key, and select the USB you just created to reinstall Mac OS X.
If you're having issues trying to create a bootable media, you can get a USB flash drive that comes with Mac OSX ready to install.
Install macOS from the bootable installer
- Make sure the bootable installer (USB flash drive) is connected to your Mac.
- Shut down your Mac.
- Hold down Option/Alt and press the Power button.
- The startup device list window should appear displaying a yellow drive with Install (software name) below it.
How do I install High Sierra from USB?
Create a bootable macOS installer
- Download macOS High Sierra from the App Store.
- When it's finished, the installer will launch.
- Plug in the USB stick and launch Disk Utilities.
- Click the Erase tab and make sure Mac OS Extended (Journaled) is selected in the format tab.
- Give the USB stick a name then click Erase.
How do I boot from USB on Mac?
How to boot a Mac from USB media
- Insert the USB boot media into an open USB slot.
- Press the Power button to turn on your Mac (or Restart your Mac if it's already on).
- When you hear the startup chime, press and hold the Option key.
How do I create a Mojave USB Installer?
How to create a macOS Mojave USB installer drive
- Step 1: Acquire a USB drive with 16 GB of storage or more.
- Step 2: Download and install CleverFiles' Disk Drill.
- Step 3: Download the macOS Mojave Installer from the Mac App Store.
- Step 4: Launch Disk Drill.
- Step 5: Connect your USB drive to your Mac.
How do I do a fresh install of OSX?
So, let us begin.
- Step 1: Clean up your Mac.
- Step 2: Back up your data.
- Step 3: Clean Install macOS Sierra on your startup disk.
- Step 1: Erase your non-startup drive.
- Step 2: Download the macOS Sierra Installer from the Mac App Store.
- Step 3: Start the Installation of macOS Sierra on the Non-startup drive.
How do I do a clean install of OSX from USB?
3: Create a bootable macOS Mojave installer
- Download new macOS from the App Store.
- When it's finished, the installer will launch.
- Plug in the USB stick and launch Disk Utilities.
- Click the Erase tab and make sure Mac OS Extended (Journaled) is selected in the format tab.
- Give the USB stick a name then click Erase.
How do I reinstall OSX from USB?
Install macOS from the bootable installer
- Make sure the bootable installer (USB flash drive) is connected to your Mac.
- Shut down your Mac.
- Hold down Option/Alt and press the Power button.
- The startup device list window should appear displaying a yellow drive with Install (software name) below it.
How do I set my BIOS to boot from USB?
To specify the boot sequence:
- Start the computer and press ESC, F1, F2, F8 or F10 during the initial startup screen.
- Choose to enter BIOS setup.
- Use the arrow keys to select the BOOT tab.
- To give a CD or DVD drive boot sequence priority over the hard drive, move it to the first position in the list.
Does not boot from USB?
1.Disable Safe boot and change Boot Mode to CSM/Legacy BIOS Mode. 2.Make a bootable USB Drive/CD that is acceptable/compatible to UEFI. 1st Option: Disable Safe boot and change Boot Mode to CSM/Legacy BIOS Mode. Load BIOS Settings page ((Head to BIOS Setting on your PC/Laptop which differs from different brands.
How do I create a bootable Mac USB drive using Windows?
To create a bootable USB drive with the latest version of macOS, do the following:
- Download and install TransMac on your Windows PC.
- Connect the USB flash drive you want to use to fix your Mac.
- Right-click TransMac, and select Run as administrator.
- If you're using the trial version, wait 15 seconds, and click Run.
How can I make USB bootable?
Bootable USB with Rufus
- Open the program with a double-click.
- Select your USB drive in 'Device'
- Select 'Create a bootable disk using' and the option 'ISO Image'
- Right-click on the CD-ROM symbol and select the ISO file.
- Under 'New volume label', you can enter whatever name you like for your USB drive.
How do I reinstall Mojave?
How to install a new copy of macOS Mojave in Recovery Mode
- Connect your Mac to the internet via Wi-Fi or Ethernet.
- Click on the Apple icon in the upper left corner of your screen.
- Select Restart from the drop-down menu.
- Hold down Command and R (⌘ + R) at the same time.
- Click on Reinstall a new copy of macOS.
How do I do a clean install of OSX Mojave?
How to Clean Install MacOS Mojave
- Complete a full Time Machine backup before starting this process.
- Connect the bootable macOS Mojave installer drive to the Mac via a USB port.
- Reboot the Mac, then immediately start holding the OPTION key on the keyboard.
How do I reinstall OSX?
Step 4: Reinstall a clean Mac operating system
- Restart your Mac.
- While the startup disc is waking up, hold down the Command+R keys simultaneously.
- Click on Reinstall macOS (or Reinstall OS X where applicable) to reinstall the operating system that came with your Mac.
- Click on Continue.
How do I install a new operating system?
Method 1 On Windows
- Insert the installation disk or flash drive.
- Restart your computer.
- Wait for the computer's first startup screen to appear.
- Press and hold Del or F2 to enter the BIOS page.
- Locate the 'Boot Order' section.
- Select the location from which you want to start your computer.
Could not find installation information for this machine?
If you are installing mac os on a fresh Hard Drive then rather pressing cmd + R on startup, you need to press and hold only alt/opt key on system startup. In Recovery Mode you have to format your Disk using Disk Utility and Choose OS X Extended (Journaled) as drive format before you click Reinstall OS X.
How do I install OSX on new hard drive from USB?
To avoid having to install OS X twice, do the following.
- Insert the flash drive in a USB port on your Mac.
- Start the Mac and hold down the option key.
- Select to boot from the flash drive.
- Use the Disk Utility application to create a single partition to install El Capitan (OS X 10.11).
- Quit the Disk Utility application.
How do I install Windows from a USB drive?
Note:
- Download and install the Windows USB/DVD Download tool .
- Open the Windows USB/DVD Download tool.
- When prompted, browse to your .iso file, select it, and click Next.
- When asked to select the media type for your backup, make sure your flash drive is plugged in, and then choose USB device.
- Click Begin Copying.
How do I install Mac OS on a new SSD?
How To Make Os X Install Usb On Windows
With the SSD plugged in to your system you'll need to run Disk Utility to partition the drive with GUID and format it with Mac OS Extended (Journaled) partition. The next step is to download from the Apps Store the OS installer. Run the installer selecting the SSD drive it will install a fresh OS onto your SSD.
How do I reinstall OSX without Apple ID?
1 Answer
- With Mac off Hold CMD + R and tap power button to turn on computer.
- Still holding CMD + R wait for recovery screen to appear that gives reinstall option.
- Before clicking reinstall click ‘disk utility'
- On disk utility click the ‘Macintosh HD' then the erase tab on the right.
How do I reinstall El Capitan?
Once you've done that, here's how to install, reinstall, or upgrade to El Capitan, step by step:
- Boot from your Recovery HD partition by restarting your Mac while holding down the Command+R keys.
- Select Reinstall OS X, and click Continue.
- Click Continue.
How do I reimage my Mac?
How to install windows on imac. Step 3: Erase your hard drive
- Connect your Mac to the internet via Wi-Fi or Ethernet.
- Click on the Apple icon.
- Select Restart from the drop-down menu.
- Hold down Command-R when you hear the startup chime (or the screen turns black on newer Macs) and keep holding the keys until your computer reboots.
How do I know if my USB drive is bootable?
Check if USB is bootable. To check if the USB is bootable, we can use a freeware called MobaLiveCD. It is a portable tool which you can run as soon as you download it and extract its contents. Connect the created bootable USB to your computer and then right-click on MobaLiveCD and select Run as Administrator.
How do I make my flash drive bootable?
To create a bootable USB flash drive
- Insert a USB flash drive into a running computer.
- Open a Command Prompt window as an administrator.
- Type diskpart .
- In the new command line window that opens, to determine the USB flash drive number or drive letter, at the command prompt, type list disk , and then click ENTER.
What is USB FDD in BIOS?
So, a USB FDD is a floppy disk drive connected via one of your computer's USB ports. The reason it's in the BIOS is usually that you may want to put it ahead of your hard drive in the boot order.
How do I make a bootable USB from an ISO file on a Mac?
Install Mac Os From Usb
How to Make a Bootable USB Stick from an ISO File on an Apple Mac OS X Tiger slot machine.
- Download the desired file.
- Open the Terminal (in /Applications/Utilities/ or query Terminal in Spotlight)
- Convert the .iso file to .img using the convert option of hdiutil:
- Run diskutil list to get the current list of devices.
- Insert your flash media.
How do I format USB on Mac?
Formatting a drive will erase all data and partitions on the disk:
- Connect the hard drive or USB key to the Mac.
- Launch Disk Utility, located in Applications > Utilities.
- Locate the drive name from the left hand side of Disk Utility and click on it.
- Click on the 'Erase' tab across the top.
How do I create a bootable installer for Mac?
How To Make Os X Install Usb Reader
How to create a bootable macOS Mojave 10.14 USB install drive
- Step 1: Download macOS Mojave.
- Step 2: Once macOS 10.14 Mojave is downloaded, close the installer that appears using Command (⌘)+Q.
- Step 3: Open Finder → Applications and right-click on Install macOS 10.14 Beta and select Show Package Contents.
- Step 4: Open Contents → Resources.
Does installing Mac OS Mojave delete everything?
The simplest is to run the macOS Mojave installer, which will install the new files over your existing operating system. It won't alter your data, but only those files that are part of the system, as well as bundled Apple apps. Launch Disk Utility (in /Applications/Utilities) and erase the drive on your Mac.
How do you do a clean install?
Save your settings, reboot your computer and you should now be able to install Windows 10.
- Step 1 – Enter your computer's BIOS.
- Step 2 – Set your computer to boot from DVD or USB.
- Step 3 – Choose the Windows 10 clean install option.
- Step 4 – How to find your Windows 10 license key.
- Step 5 – Select your hard disk or SSD.
Can I delete install macOS Mojave?
2 Answers. It should be in Applications, as 'Install macOS Mojave' – just in case you were looking for it under 'M'. The installer is simply an app, so like app apps, just put it in the trash and empty the trash.
Photo in the article by 'Flickr' https://www.flickr.com/photos/roblawton/5147226230/
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