Creating a bootable USB drive of OS X Yosemite 10.10 if you want to save it on a external drive for future usage or just want to install it on multiple Mac computers. To make OS X Yosemite bootable USB installer drive, there are few requirements. Lets see what are those.
Append the OS X Yosemite bootable installer drive to the Mac, at that point reboot as typical. During boot down the OPTION key until a boot determination menu shows up, pick “Introduce OS X Yosemite” as the drive for sure (this is the USB installer). When the “Operating system X. Download a copy of Yosemite from Apple. Prior to launch you can get it here, and post launch it will.
Note: This guide to make installer USB drive is for OS X Yosemite Developer Preview
Step 6: Now, reboot, load with flash to make Mac OS X installation. Step 7: When installation gets complete, reboot again with the USB stick or DVD, but choose a boot menu section with a freshly installed Mac OS X Yosemite. Step 8: Now, after download completes successfully - install the boot loader and the necessary kekstov. Create a bootable USB drive for macOS X versions including El Capitan, Yosemite, Mavericks, Sierra, High Sierra, and Mojave.
See also: Dual Boot OS X Yosemite and Mavericks
Advertisement
Make OS X Yosemite Bootable USB
Requirements
Prepare USB drive for OS X Yosemite
Open Disk Utility from “Applications” > “Utilities” or press “cmd+space” keys form keyboard to find “Disk Utility”.
Plug the external USB drive into Mac (make sure you save your stuff from it). Once you attached the USB drive, it will shown on the left panel of Disk Utility.
Select the drive and then do the following steps to create a single partition that is required to make USB installer drive for OS X Yosemite 10.10. Mac os x vmware player.
Click on “Partition Layout” drop-down menu and select “1 Partition” option from it.
Then enter the Partition information Name: ”osxyosemite”, Format: “Mac OS Extended (Journaled)”. Click the “Options” button to select the partition scheme, so select “GUID Partition Table” option and click OK button.
To complete the creating partition process hit the “Apply” button and then “Partition” button. This will take some time to format and making USB drive as a 1 partition. Once done, you will notice a new drive name will be displayed on the left side, the name that you given in the partition information. Now close the Disk Utility tool.
Show hidden files
Showing hidden files is required, because there are few hidden files in the OS X Yosemite installer package that you need to unhide first to write them on bootable USB drive.
Open Mac “Terminal” command line: press cmd+space keys and type Terminal in the spotlight, click the Terminal from search results or just open the Terminal from Applications > Utilities > Terminal.
Type the following two commands one by one: How to download amazon prime onto mac.
defaults write com.apple.finder AppleShowAllFiles YES
Killall Finder
First command is going to show hidden files and the second one is to restart the Finder so we can see the instant effect of first command. Close the Terminal.
Open Applications, here you will see your downloaded OS X Yosemite file “Install OS X 10.10”. Cmd+click on it to view the menu, select “Show Package Contents”.
Open “Contents” > “SharedSupport” folder and here you will see “InstallESD.dmg” file, double click to open the file and OS X may starts verifying this file so let the verification process finished.
After that you will see a folder with the following content in it, “BaseSystem.dmg” is the file that we need and it was hidden, so now you know that why we show the hidden files in above steps.
Open the Disk Utility again from “Applications” > “Utilities” > “Disk Utility” or by using Spotlight search.
Load the “BaseSystem.dmg” file into the Disk Utility, right-click on the file and choose “Open With” > “Disk Utility” option. After doing that open the Disk Utility and you will see the file “BaseSystem.dmg” is loaded in the Disk Utility on the left side.
Restore Disk Image
Now we are going to restore “BaseSystem.dmg” disk image on the USB drive.
Select your USB partition that we created in previous first steps, then click the Restore tab. Under Restore tab there are two fields, Source and Destination. Click and drag the “BaseSystem.dmg” to Source field and “osxyosemite” usb drive to Destination filed, see screenshot below to get more idea. When done hit the Restore button and you need to confirm “Are you sure you want to replace the content on USB drive with the content of disk image” so click the Erase button to confirm, after that you may need to enter the administrator password. Restoring disk image is time taking process so be patient. Download macos high sierra without a mac.
Once the restoring disk image process is finished you will see a folder like this. Here, open the “System” > “Installation” folders and move the Packages file to trash.
Copy the “Packages” folder from the folder where the “BaseSystem.dmg” exist. and paste it into the Installation folder that you just opened in previous step.
Hide the system files again using this command
defaults write com.apple.finder AppleShowAllFiles NO
![]() ![]() How to Boot from USB Drive
You must know the system requirements of OS X Yosemite before installing it, If your system to capable to run this OS X version 10.10 then Shutdown your Mac, plug the OS X Yosemite Bootable USB into Mac. Press the power button again to turn it On and then hold the Alt or Option key from keyboard, when you see this screen release the button. Double click on the USB drive to boot from it.
Congratulations! you successfully perform all steps to make bootable USB drive to install OS X Yosemite on more that one Mac computers without worried of downloading it on each computer separately, you will saved lot of bandwidth and time as well. Thanks for reading if you have any problem we are here to help you just write your problem below in comments box.
Related ContentCheck compatibility
You can upgrade to OS Yosemite on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8GB of available storage space.
MacBook introduced in 2009 or later, plus MacBook (13-inch, Aluminum, Late 2008)
MacBook Air introduced in late 2008 or later MacBook Pro introduced in mid 2007 or later Mac mini introduced in early 2009 or later iMac introduced in mid 2007 or later Mac Pro introduced in early 2008 or later Xserve models introduced in early 2009
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 OS X Yosemite, the installer will let you know.
Create Mac Os Usb BootMake 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 OS X, so make sure that you have a reliable Internet connection. https://dopeum.weebly.com/blog/is-mac-downloadinformer-a-safe-site. If you're using a Mac notebook computer, plug it into AC power.
Download OS X Yosemite
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of macOS.
If you still need OS X Yosemite, use this link: Download OS X Yosemite. A file named InstallMacOSX.dmg will download to your Mac.
Mac Os Boot Disk DownloadInstall the macOS installer
Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallMacOSX.pkg.
Os X Yosemite Usb Installer
Follow the onscreen instructions, which will guide you through the steps necessary to install.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install OS X Yosemite.
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.
Mac Os Usb DownloadAllow 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 OS X and related updates to your Mac firmware.
Mac Os Usb Boot MakerLearn moreDownload Mac Os X Yosemite Usb Bootable
Comments are closed.
|
AuthorWrite something about yourself. No need to be fancy, just an overview. Archives
December 2020
Categories |