Usb mac os x el capitan
Step 12: The process will begin by erasing the contents of your disk and copying the installer files to disk. Step 11: Type a ‘Y’ to continue when prompted and press Return on your keyboard. Step 10: Press Return on your keyboard while inside the Terminal. Step 9: Open Finder → Applications and drag and drop the Install OS X El Capitan GM Candidate.app to the Terminal. Step 8: Type -applicationpath in the Terminal followed by a space. Step 7: Drag and drop the USB disk into the Terminal window. Step 6: Open Finder and click Go → Computer in the menu bar. Step 5: Type -volume in the Terminal followed by a space. Step 4: Drag and drop createinstallmedia from the Finder into the Terminal window. Step 3: Open a Terminal window and type sudo followed by a space. Step 2: Open Finder → Applications and right-click on Install OS X El Capitan GM Candidate.app and select Show Package Contents.
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Once El Capitan is released on the Mac App Store, you can download it there for free without needing any special redemption codes.
#Usb mac os x el capitan code#
If you’re a part of Apple’s public beta program, you can likewise redeem a code for the El Capitan GM via Apple’s beta website. If you’re a developer, you can redeem a download code to use via the Apple developer center. Step 1: Download El Capitan from the Mac App Store.
#Usb mac os x el capitan how to#
How to create an El Capitan USB install disk While we show you how to make an install disk using the OS X El Capitan GM seed, this tutorial will also work on the final version of El Capitan that’s released on the Mac App Store. We’re talking nearly 25 minutes to complete the process. The process also takes quite a while once it’s initiated.
Some things to keep in mindįollowing thus tutorial will completely erase the contents of the USB flash drive, so make sure you are okay with this, or at least backup the contents of the drive somewhere else before proceeding. All you need is a USB disk with at least 8GB of storage space. In this post, we’ll show you how incredibly simple it is to create an OS X El Capitan USB install disk from scratch. With this in mind, you may now deem it the appropriate time to take the plunge, if you already haven’t thus far. Not only is the OS X 10.11 GM available to registered Apple developers, but it’s also available via Apple’s public beta program. Chances are high this GM seed will be the same version of OS X that ships later this month on September 30th. Use the comments form to let us know if you have issues or found another way to bypass this error.Now that the final GM version of OS X El Capitan is released, it’s time to revisit how to create a USB install disk. Try re-downloading El Captain and re-copying it to your media. You may actually have a corrupt copy of El Captain in the end – maybe you disconnected your USB Jump drive incorrectly causing the files to become corrupt. The install should kick off and you’ll see in Terminal “installer: OS Install started”. installer -pkg /Volumes/Mac\ OS\ X\ Install\ DVD/Packages/OSInstall.mpkg -target /Volumes/Macintosh\ HDĢ. Type the following command into Terminal, replacing with your Volume names. You can do this while still booted from your USB Drive or media. If your confident the install you just downloaded from the App Store is valid, just use Terminal to force install it. If it still fails with the same error message, proceed to next steps below.įorce Install El Captain Terminal Command In Terminal, type the following command in this format shown in example below date MONTH(02)-DATE(28)-TIME(01:51pm)-YEAR(15) date 0228015315 If it’s not correct, continue with these steps.ģ. If your date is correct, then proceed to the next section below.
Cancel out to the installation (If you are still on your bootable image of El Captain). Check the date to ensure it’s right – follow these steps.ġ. This happens if your onboard motherboard battery is toasted. Follow the steps below.Įveryone Says: Check the System Time on MacĪpparently, the system time on your Mac may be off causing the El Captain installer to think your system date is way off. You can still push forward and install Mac OS X El Captain. It basically means Mac OS X will not proceed installing a copy of El Captain because it can’t prove its authenticity – even if the installation is ok. This error message indicates the MPKG mechanism for checking the application installer checksum (used for proving the install files are valid and from Apple) files failed. It may have been corrupted or tampered with during downloading. This copy of the Install OS X El Captain application can’t be verified. If you are trying to install a fresh copy of Mac OS X 10.11 El Captain after downloading it from the App Store and you are using a bootable USB drive, you may receive an error message right before the install kicks off.