how do I update from OS X 10.11.6 to OS X 10.12 or higher?
how do I update from OS X 10.11.6 to OS X 10.12 or higher?
how do I update from OS X 10.11.6 to OS X 10.12 or higher?
Check to make sure your applications are compatible.
macOS Sierra 10.12: Compatible Apps
Also check to make sure there is a compatible driver for your printer.
Do a backup before installing, preferable 2 backups on 2 different drives.
how do I update from OS X 10.11.6 to OS X 10.12 or higher?