Type the following command to set the clock back to 2017: date 071512002017 (July 15, 12:00 PM, 2017). Press , quit Terminal, and launch the installer again. 2. The Apple Store link loops or fails to open
Depending on your Mac's current operating system, you may need a stepping-stone update. A direct upgrade path depends heavily on your start point:
: Specifically addressed issues like resolving a problem that caused some SMB connections from Finder to unexpectedly close. How to Download
: It serves as the definitive bridge for older hardware that cannot support newer macOS versions like Mojave or Catalina. Enterprise Fixes work download macos sierra 1012 6
Always perform a full backup using Time Machine before upgrading. Open the Installer:
: Since macOS Sierra is no longer receiving active security updates from Apple, it is recommended to upgrade to a newer OS if your hardware allows it. Carnegie Mellon University Are you trying to fix a specific bug on 10.12.6, or are you looking to create a bootable installer for an older Mac?
sudo /Applications/Install\ macOS\ Sierra.app/Contents/Resources/createinstallmedia --volume /Volumes/MyVolume --applicationpath /Applications/Install\ macOS\ Sierra.app Type the following command to set the clock
Before attempting a download, ensure your Mac supports macOS Sierra 10.12.6. Generally, models from late 2009 or later are compatible: : Late 2009 or newer MacBook Air : Late 2010 or newer MacBook Pro : Mid 2010 or newer Mac mini : Mid 2010 or newer iMac : Late 2009 or newer Mac Pro : Mid 2010 or newer Technical Requirements : Memory : At least 2GB of RAM (4GB recommended). Storage : Minimum 8.8GB of available space for installation.
: Use the official Apple Support page to find download links for older macOS versions. Often, these links will redirect you to the App Store or download a DMG file directly.
: If you already have an earlier version of Sierra (like 10.12.5), you can download the standalone 10.12.6 Update or the Combo Update to move to the final stable version. The Apple Store link loops or fails to
Running older software that does not support newer macOS versions.
A detailed tutorial exists for installing macOS Sierra 10.12.6 on VMware Workstation Pro under Windows 10. The process involves:
For a pristine, "wipe and reload" installation, you'll want a bootable USB drive.
Double-click the downloaded file to mount it on your desktop.