Install Mac Os 10.11

Hi all.

Launch Disk Utility. Connect the external drive to your Mac device and make sure it is detected. Launch the Disk Utility tool ( go to. Simply click on “Partition”. Make sure the partition layout reads “1 partition”. Name the partition. You can use a name like “Mac. The OS X El Capitan v10.11.2 Update is recommended for all OS X El Capitan users. The OS X El Capitan v10.11.2 update improves the stability, compatibility, and security of your Mac, and is recommended for all users. This update: Improves Wi-Fi reliability; Improves the reliability of Handoff and AirDrop. Dec 06, 2015 Install Mac OS X El Capitan 10.11 on Vmware. Open Unlocker 208 then navigate to win-install and Run as Administrator. Now open VMware and click on FileNew Virtual Machine (Ctrl+N) then select Typical (Recommended) and click Next. Select I will install the.

I have seen various answers to similar questions for previous versions of Mac Os X 10.11, but apparently nothing that is relevant to my problem or that has been useful so far.


I have a Macbook Pro, late 2012. Multiple attempts to update to the latest Mac Os (10.11.5) from the App Store have failed with 'verification failed' when starting the actual installation after download. I'm quoting below a part of the install.log file that seems to be relevant but from which I cannot understand what is going on. Please note that the very same installation procedure worked on my newest Macbook Pro, mid 2015; the failing machine is the previous one I used, which I'm now using from home. (Perhaps, a detail that may be relevant, from what I read from previous users with similar problems, is that I upgraded my McP 2015 from my office's network while I'm using my home ADSL for the failing McP 2012).


Help would be greatly appreciated.


Extracted from /var/log/install.log:


May 21 08:17:20 oldPaoloPro system_installd[651]: installd: Starting

May 21 08:17:20 oldPaoloPro system_installd[651]: installd: uid=0, euid=0

May 21 08:17:20 oldPaoloPro system_installd[651]: PackageKit: Adding client PKInstallDaemonClient pid=248, uid=200 (/System/Library/CoreServices/Software Update.app/Contents/Resources/softwareupdated)

May 21 08:17:21 oldPaoloPro softwareupdated[248]: PackageKit: Enqueuing install with client-specified quality of service (utility)

May 21 08:17:21 oldPaoloPro system_installd[651]: PackageKit: ----- Begin install -----

May 21 08:17:21 oldPaoloPro system_installd[651]: PackageKit: request=PKInstallRequest <2 packages, destination=/>

May 21 08:17:21 oldPaoloPro system_installd[651]: PackageKit: packages=(

'PKLeopardPackage <file:///Library/Updates/031-49587/OSXUpd10.11.5.pkg>',

'PKLeopardPackage <file:///Library/Updates/031-49587/FirmwareUpdate.pkg>'

)

May 21 08:17:24 oldPaoloPro system_installd[651]: PackageKit: Will do receipt-based obsoleting for package identifier com.apple.update.firmwareupdate (prefix path=/)

10.11.6

May 21 08:17:24 oldPaoloPro system_installd[651]: PackageKit: Install Failed: Error Domain=PKInstallErrorDomain Code=110 'An error occurred while extracting files from the package “OSXUpd10.11.5.pkg”.' UserInfo={NSUnderlyingError=0x7f84154f3dc0 {Error Domain=PKXARArchiveErrorDomain Code=101 'archive verify failed' UserInfo={NSURL=file:///Library/Updates/031-49587/OSXUpd10.11.5.pkg#Scripts, NSFileOwnerAccountID=0, NSFileHFSTypeCode=0, NSFileSystemFileNumber=7719344, NSFileExtensionHidden=false, NSFileSystemNumber=16777220, NSFileSize=628141500, NSFileGroupOwnerAccountID=0, NSFileOwnerAccountName=root, NSFilePosixPermissions=420, NSFileHFSCreatorCode=0, NSFileCreationDate=2016-05-21 05:27:19 +0000, NSFileType=NSFileTypeRegular, NSFileGroupOwnerAccountName=wheel, NSFileReferenceCount=1, NSFileModificationDate=2016-05-21 06:16:13 +0000, NSLocalizedDescription=archive verify failed}}, NSURL=file:///Library/Updates/031-49587/OSXUpd10.11.5.pkg, PKInstallPackageIdentifier=com.apple.pkg.update.os.10.11.5.15F34, NSLocalizedDescription=An error occurred while extracting files from the package “OSXUpd10.11.5.pkg”.} {

NSLocalizedDescription = 'An error occurred while extracting files from the package U201cOSXUpd10.11.5.pkgU201d.';

NSURL = 'file:///Library/Updates/031-49587/OSXUpd10.11.5.pkg';

NSUnderlyingError = 'Error Domain=PKXARArchiveErrorDomain Code=101 'archive verify failed' UserInfo={NSURL=file:///Library/Updates/031-49587/OSXUpd10.11.5.pkg#Scripts, NSFileOwnerAccountID=0, NSFileHFSTypeCode=0, NSFileSystemFileNumber=7719344, NSFileExtensionHidden=false, NSFileSystemNumber=16777220, NSFileSize=628141500, NSFileGroupOwnerAccountID=0, NSFileOwnerAccountName=root, NSFilePosixPermissions=420, NSFileHFSCreatorCode=0, NSFileCreationDate=2016-05-21 05:27:19 +0000, NSFileType=NSFileTypeRegular, NSFileGroupOwnerAccountName=wheel, NSFileReferenceCount=1, NSFileModificationDate=2016-05-21 06:16:13 +0000, NSLocalizedDescription=archive verify failed}';

PKInstallPackageIdentifier = 'com.apple.pkg.update.os.10.11.5.15F34';

}

May 21 08:17:24 oldPaoloPro system_installd[651]: PackageKit: Running idle tasks

May 21 08:17:24 oldPaoloPro system_installd[651]: PackageKit: Removing client PKInstallDaemonClient pid=248, uid=200 (/System/Library/CoreServices/Software Update.app/Contents/Resources/softwareupdated)

May 21 08:17:24 oldPaoloPro system_installd[651]: PackageKit: Done with sandbox removals

May 21 08:17:24 oldPaoloPro softwareupdated[248]: SoftwareUpdate: extraction error on install of 031-49587 (reset to download error state to allow retry): Error Domain=SUErrorDomain Code=311 '“OS X El Capitan Update” could not be verified.' UserInfo={SUErrorUpdateTitle=OS X El Capitan Update, SUErrorUpdateProductKey=031-49587, NSLocalizedDescription=“OS X El Capitan Update” could not be verified.}

MacBook Pro, OS X El Capitan (10.11.4), updating to 10.11.5

Posted on May 21, 2016 5:37 AM

Jul 05, 2021 • Filed to: Solve Mac Problems • Proven solutions

Mac users get new software updates and versions more frequently than the other operating systems. That's both the blessing and curse for the Mac users. The latest software makes your Mac device compatible with the new technological developments. Still, it also makes the existing OS obsolete. That's why most Mac users with old devices try to update their Mac to OS X El Capitan. However, you can't update your Mac to El Capitan 10.11 if your Mac runs on software later than Mac OS X 10.6 Snow Leopard.

Is OS X El Capitan Still Available for Your Mac?

OS X El Capitan (10.11) was launched on 25 September 2015, and it is an improved version of OS X Yosemite (10.10). Improved window management, quick and responsive interface, spotlight search, and enhanced graphics were the prerequisites of El Capitan OS. However, if you are planning to update your Mac to OS X El Capitan, your device must fulfill the following requirements.

Space Requirements

You can't install OS X El Capitan unless your Mac has a free space of 8.8 GB. However, that's the space you need to install El Capitan on your Mac. You might have to free more space to run your Mac more smoothly because low space slows down system performance.

Hardware Compatibility

Most of the Mac models can install and run OS X El Capitan, but in some devices, you can't use full features of this OS due to hardware limitations. For instance, you can't use AirDrop on your Mac if you don't have a WiFi network compatible with PAN. The followings are devices that are compatible with OS X El Capitan.

  • 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

RAM Compatibility

RAM is the temporary memory that supports the system to run apps and programs efficiently. Without enough RAM, trust me, you can't even run your native operating system smoothly. Similarly, you can't install El Capitan unless you have 2 GB RAM on your Mac.

Operating System Compatibility

Operating systems play a critical role in creating an operational environment for both the software and the hardware. If you have decided to update your Mac PC, you have to make sure that your device doesn't run the OS later than Mac OS X Snow Leopard 10. 6. 8.

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How to Update My Mac to OS X 10.11.6/10.11.4?

After you are done with checking the compatibility of your Mac device, it's time to follow some pre rituals to prepare your device for Mac OS X El Capitan 10.11. These steps are mandatory for the successful installation of El Capitan OS into your Mac, and Apple also suggests them.

Get Your Mac Ready for El Capitan Update

Unprepared installation of a new operating system can result in disappointment. Remember that you are going to get a relatively new OS for your older Mac. To increase the hardware compatibility of your Mac, you must go through a checklist for successful installation of OS X El Capitan.

Space in your Mac: This includes freeing space both on RAM and Disk drive. 2 GB RAM and 8.8 GB of disk space are mandatory because the installer would not proceed without the fulfillment of these hardware requirements.

Minimum battery requirement: During the OS update, a computer consumes battery quicker than the regular operations. Your Mac needs to have at least 45% battery to pass through the El Capitan installation.

Active Internet Connection: You can't proceed with any OS installation without an active internet connection. Along with the installation package, your Mac would also need some side installations throughout the update. Without the support of these plugins and drivers, you would be back to square one. So, an active connection is a must.

Update Apps: Outdated apps can halt the process of updating your Mac. As soon as the installation of Mac OS X El Capitan completes, you face a software crisis. Most of your apps would stop working, leaving you with a headache. That's why don't forget to update your apps before starting the update.

Backup Your Data: There's a high chance that you would lose your data during Mac OS X EI Capitan update because the new OS makes changes in every nook and corner of your PC. To prevent the possible data loss, make a double back up—one in the Time Machine and other in the external storage device. If there is any file missing after the El Capitan update, check how to recover files after OS X update.

Begin Update Process

Your device is ready to embrace Mac OS X El Capitan 10.11 after going through the steps mentioned earlier. Now it's time for some real action.

Step 1Visit the official Mac App Store and search for Mac OS X El Capitan. Your search result would Stake you to the El Capitan page. You can also download El Capitan without the App Store by the following links.

Step 2From the official El Capitan page, you can download your required version.

Step 3Once the download is done, the El Capitan installer will pop up on your screen.

Step 4Press the 'Continue' button and wait for the installation to begin. You can proceed with the installation by following the instructions of the installer.

Step 5The installation process does not take a long time. Once the installation is done, you can restore your data from Time Machine or external drive.

Recover Lost Files After OS X El Capitan Update

Do you remember those pre-installation steps? Those steps were taken to minimize the chances of data loss during the Mac OS X El Capitan installation. Despite these precautions, you are still at the risk of unprecedented data loss. You can lose data due to the following reasons.

InstallMac

Data loss due to corrupted files: If your Mac contains corrupted files, you will lose your data. During installation, the new OS tries to fix or delete corrupted files. These overwritten or deleted files would not appear after installation.

Nature of Mac OS X El Capitan's update: You will replace your older OS with a new version that is not tailor-made for your Mac. That's a significant shift in the environment of your Mac. Such kinds of major updates come with uncertainty, and you can't predict whether you are going to lose your data or not.

Hardware specifications: 2 GB RAM and 8.8 GB disk space is a standard requirement for El Capitan's update. But it takes a lot more from a Mac device to adapt to a newly enforced environment. A slight incompatibility can make you lose your data without any notice.

Lost Your Data After Mac OS X El Capitan: What's Next?

Data loss is one of the anticipated drawbacks of the installation of Mac OS X El Capitan. If you have lost your data after while updating your Mac and don't know what's next, it's time to get expert help.

Install Mac Os 10.11

How To Install Mac Os 10.11

Recoverit Data Recovery can be used for getting your documents, audio clips, videos, and photos back after Mac OS update. It uses high-tech codecs that are compatible with more than a thousand formats of files. Here are all the good reasons to trust Recoverit Data Recovery.

  • Junk free installation for the data security of their users;
  • High compatibility with Mac on different versions;
  • Works effectively with every storage device: hard drive, USB drive, SD card, etc.;
  • Deep scanning feature;
  • Straightforward interface and quick data recovery.

Mac Os 10.11 Download

Mac users can retrieve their lost data after OS X El Capitan Update by following these steps.

Step 1Download Recoverit and tap on its icon to launch it on your Mac
(If you can't find the Recoverit icon on your desktop, you can use Finder to search it.)

Clean install macos 10.11

Step 2After running Recoverit successfully on your Mac, now choose the following options.

Step 3Select the location of the drive you want to recover files.

Step 4Use the 'Start' button to scan it. Scan retrieves all the data of your selected drive.

Step 5Using the option to 'Preview and Recover,' you can choose the files that you want to recover, and you are done.

Wrap Up

New updates always come with uncertainty for the old devices. However, you can reverse your loss of data by taking the precautionary steps. Despite these steps, you might lose a few of your files. But don't worry, an ace software like Recoverit can recover your data.

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