The Apple has released mac os High Sierra 10.13.2 and iOS 11.2 beta version in this December. This update fixes many bugs and has new features. The 10.13.2 update is available for Mac machines which are in existence from 2009. Now, let’s see the main improvements listed by Apple.

  • Apple has improved compatibility with 3rd party USB audio devices.
  • Compatibility of braille display with Mail has been improved.
  • Improvement in voice over navigation when viewing PDF documents in the preview.


Now the 3rd party audio devices can connect to the Mac with more ease. The Apple is also caring the blind people with this update.

The other important fixes which are not important to you also updated. The enterprise related fixes and security enhancements.

The vulnerability, as publicised on Twitter last week, was allowing root access to people by typing the word “root” as a username when the machine prompts for security credentials on the login screen. This vulnerability is been fixed by the Apple.

In addition to the above improvements, this update includes few security tweaks on the hardware and kernel fronts.

Things to do Before installation: –

  • Backup your data.
  • Check for Updates.

It is always advisable to have a backup of your data before updating or installing OS. This update is found in the app store. If you don’t find the update press COMMAND-R to refresh the list. When you update your mac os high Sierra 10.13.1 to 10.13.2, it needs to restart to finish the installation.