Cannot update and install latest macOS Sierra 10.12.1 in your Mac computer? Don't worry. Here in this article, we'll offer you effective methods to assist you fixing complex macOS Sierra update error such as fail to download or update stuck issue in Mac. You can simply follow below offered steps and solutions to fix this issue with ease now.

MacOS Sierra (version 10.12) is the thirteenth major release of macOS (formerly known as OS X and Mac OS X ), Apple Inc. 's desktop and server operating system for Macintosh computers. The name 'macOS' stems from the intention to uniform the operating system's name with that of iOS, watchOS and tvOS. Sierra is named after the Sierra Nevada. Apple has released the latest MacOS Sierra 10.12.6 for all the compatible Mac users. This MacOS Sierra update enhances the security, stability, and compatibility of Mac systems. We don’t expect the addition of new features in this final MacOS Sierra 10.12.6 as Apple is preparing to ship MacOS High Sierra later this fall. Turbotax demands OS 10.12 and this Mac has 10.11 and will not update. I got it 2009 and it works perfectly. I do not want to buy a new Mac to do my taxes.

Now let's follow to update and install macOS Sierra 10.12.1 in Mac computer without any obstacles or losing any data now.

Step 1. Backup important Mac data in advance

Mac

In order to avoid unexpected data loss error or problems while installing new macOS Sierra in Mac, it's highly necessary to create data backups in advance.

You may directly apply Time Machine as a free tool to full backup your important Mac data with simple clicks.
If you don't have a backups and lost some data while installing new macOS Sierra update, you can try professional Mac data recovery software to get all lost data back.

Step 2. Fix macOS Sierra fail to download or 'An error has occurred' issue

If your Mac shows a error message that 'An error has occurred' or 'Failed to Download' while you are trying to downloading a new update for macOS Sierra. And this has become a common issue that many users have to face while upgrading Mac to a new operating system. And you may follow below tips to fix this issue:

  • Open Launchpad > Delete 'Install macOS Sierra' file with a question mark on it;

Reboot Mac and retry to download a new macOS Sierra update 10.12.1:

  • Click Apple Menu > Select App Store > Click Update next to macOS Sierra in the Update section.

Then the new update of macOS Sierra 10.12.1 will be downloaded automatically for you. Then you can try to install the latest macOS update in Mac computer now. If you get stuck or frozen while installing macOS Sierra 10.12.1, you can jump to Step 3 to find solution.

Step 3. Solve macOS Sierra update stuck issue or install freeze error

10.12 Mac Update Free

If your Mac computer gets stuck or freezes up while installing macOS Sierra 10.12.1, don't worry. You may try below tips to fix this issue with ease now:

  • Disable or uninstall any Anti-virus software on your Mac;
  • Ensure Mac computer has a proper and reliable internet connection;
  • Install macOS Sierra in Safe Mode:

Hold Power till Mac shuts down > Turn Mac on and hold Shift key > Release Shift when Apple logo appears > Then Mac shall be booted into the Safe Mode.

Step 4. Download and install macOS Sierra 10.12.1 update

Now you can continue to download and install macOS Sierra 10.12.1 in Mac.
How? You can try to get a update in Mac by the follow clicks:

Click Apple Menu > Select App Store > Click Update next to macOS Sierra in the Update section.

Then you can run macOS Sierra 10.12.1 update and follow the on-screen instruction to install the new update in Mac computer with ease now.
And don't worry about losing any data if you have created backups in Step 1. If you don't have any backups and lose data while installing macOS Sierra 10.12.1, don't worry. Next we'll offer you effective tip to restore lost data due to macOS Sierra 10.12.1 update.

Tip: Restore lost data after macOS Sierra 10.12.1 update

Here we'd like to recommend you try professional Mac data recovery software - EaseUS Data Recovery Wizard for Mac which fully supports all macOS systems including the newest macOS Sierra 10.12.1, El Capitan, Yosemite etc. It allows you to restore all lost data due to macOS update or other reasons within 3 steps.

Just apply this software and follow this tutorial to restore files on Mac now.

Update


As easy as you download the macOS Sierra DMG file, you can also use this file to create a bootable USB for installing macOS Sierra on Mac or creating a bootable USB for Hackintosh and for those. Step 1: Download the macOS Sierra package files from their respective URLs. When you have downloaded them, you’ll have two packages. One is the.pkg file that contains the actual OS. The second is a signed.pfpkg file, which tells Mac App Store where to look for the.pkg file.

Mac 10.12 Update Not Showing Up

Download MacOS Sierra 10.12.6 DMG Without Apple Store

Apple has released the latest MacOS Sierra 10.12.6 for all the compatible Mac users. This MacOS Sierra update enhances the security, stability, and compatibility of Mac systems. We don’t expect the addition of new features in this final MacOS Sierra 10.12.6 as Apple is preparing to ship MacOS High Sierra later this fall. The MacOS Sierra 10.12.6 offline installer direct links are available in this blog post which lets you install the latest MacOS Sierra 10.12.6 in an offline environment.

Whether you want to upgrade your MacOS Sierra 10.12.5 to the latest version or you want to clean install of MacOS Sierra 10.12.6 on your Mac system, you need to download MacOS Sierra dmg file. When you download MacOS Sierra 10.12.6 stand-alone installer, you can perform the installation on your system.

Apple recommends the Mac users to update the MacOS systems to the latest MacOS Sierra 10.12.6. It’s essential to keep you Mac system updated for improved security as well as better performance.

Download Mac Os Sierra 10.12 Dmg Google Drive

The MacOS offline installer is the best option for the Mac systems, on which you want to install the MacOS Sierra 10.12.6, but you’re unable to install it due to the issues of Internet connection. The MacOS Sierra 10.12.6 offline installer direct links, provided in this post are official therefore, these are safe to use.

Recommended:Download Apple iOS 10.3.3 Offline Installer for iPhone, iPad, and iPod

Mac 10.12 To 10.13 Update

The Changelog of MacOS Sierra 10.12.6 Update

  • Resolves an issue that prevents making certain SMB connections from the Finder.
  • Fixes an issue that causes Xsan clients to unexpectedly restart when moving a file within a relation point on a Quantum StorNext File System.
  • Improves the stability of the Terminal app.

Mac Update 10.12 6

Mac Os Sierra 10.12.dmg Download Iso

Download MacOS Sierra 10.12.6 Offline Installer

Registax for mac. Download MacOS Sierra 10.12.6 Update (Size: 1.11 GB)

Macos Sierra 10.12 5 Dmg Download

Download MacOS Sierra 10.12.6 Combo (Size: 1.8 GB)