: Disconnect from the internet, open Terminal in the installer, and type date 0101010117
Running macOS on VMware, VirtualBox, or Parallels on a Windows or Linux host. macossierra10126frenchiso
If the update process stalls or fails, restart your Mac and try again. Ensure you have a stable internet connection. : Disconnect from the internet, open Terminal in
French language ISO disk image of macOS Sierra version 10.12.6 : Disconnect from the internet