Visit to download the latest version of DiskMaker X. Wait a few minutes for it to finish and return back to a prompt. If you don't, you'll have to redownload the installer from the Mac App Store before you can create a bootable installer drive. Click Partition to execute the changes Figure C. The installer will delete itself when you install the operating system, but it can be re-downloaded if necessary. It you decide to install beta software, you should do so on a sanitized, secondary device that meets to minimize issues.
And, this does not require downloading any third-party tools or paying for extra utilities. The Disk Utility method is the way to go for people who are more comfortable in the Finder though it does require a couple Terminal commands , and it works under Snow Leopard, Lion, Mountain Lion, Mavericks, and Yosemite. Download the Lion Recovery Update from. This means that if you moved it before installing Yosemite, you need to move it back before making your installer disk. Drag that folder into the Installation folder on your destination drive. There's the super easy way with the graphical user interface and the only slightly less easy way that requires some light Terminal use.
This process can take upwards of 30 minutes or more without any indication on the screen it is still processing. Enter the following command Figure E : defaults write com. I did the usb installation, i installed on the hard drive and when i tried to boot from hdd the boot process stops and the computer reboots. I think it would be nice to minimize user interaction, but I'm not going into sed or awk now. While power users will still likely want to create a Yosemite installer manually using the steps in option 1, this second option is best for novices or those uncomfortable with Terminal.
This should also provide is little context around this being a standard process that is supported by Apple. Leave all the settings at their default values and then hit Erase button at the bottom right. Use Startup Manager or Startup Disk preferences to select the bootable installer as the startup disk, then start up from it. Make sure you take off any important documents. But, first, you have to download the setup file from App Store.
Select Another kind of disk if you want to use something else. The third-party tool will work, however. Drag the latter—the one with the drive name—into the Destination field on the right. You can use Disk Utility's Restore screen to create a bootable Yosemite installer drive. Choose your disk or partition from the list that appears, verify that you'd like to have the disk or partition erased, and then wait for the files to copy over. However, unlike with recovery mode, your bootable installer includes the entire installer.
My MacBook Pro is super slow now after installing Yosemite. Step 6: When the erasing process is complete, return to the first screen where you selected Disk Utility. Not sure if that will work with yosemite. This Terminal command, called createinstallmedia, can create a bootable copy of the installer using any drive connected to your Mac. Step 4: DiskMaker X will automatically scan for the installation file located in the Applications folder and will ask your permission to use the same. As soon as the start-up chime plays, press the Option key Alt. Whatever the reason, you're in luck, because it's not hard to make one.
Update: the public Yosemite version is out now, and you can download it from , , or. Just eject the new drive and use it. Then just follow the rest of the prompts to start the disk-making process. Ok you can run High Sierra per the following link When it asks for my log in info, it says currently unavailable and I can't go much further. Although this method involves more steps, it's easier for many Mac users because the majority of the process uses familiar tools. It could take one or two hours to complete the process depending on your computer and other variables.
Hi, I upgraded to Yosemite from Lion. Largely untested and full of bugs, this may lead to conflicts with production systems. I did the usb installation, i installed on the hard drive and when i tried to boot from hdd the boot process stops and the computer reboots. However, unlike with recovery mode, your bootable installer includes the entire installer. It will not create a recovery partition.
You now have a bootable Yosemite install drive. You can perform the Disk Utility procedure entirely in Terminal. You're replacing the deleted Packages alias with this Packages folder. Additionally, Disk Utility will request administrative authorization to perform the task. This will wipe all files stored on your startup hard drive. It's a lot more complicated, but gets the job done.