How To Upgrade To macOS Sierra 12.5 From El Capitan 11.6
macOS Sierra 12.5 is the latest update. All the problems seem to be addressed since the beginning. It’s time for me to upgrade El Capitan 11.6 on my MacWannaBe HP x360 15-u011dx Haswell HD4400 i7-4510u. – Before I upgrade, I backed up the whole El Capitan Volume to an external USB drive using Super Duper …