Enable file vault by profile manager with IRK (Institutional Recovery Key) - El Capitan

It is really very easy to enable file vault on profile manager so your all connected devices will get these policies and enable fie vault by default.

I am going to explain each and every step to enable file vault by profile manager and its deployment process on enrolled devices.

OS X El Capitan – HFS+ Enabling Journaling Error

You can come across with this error while upgrading your macbook/macmini from Yosemite 10.10.4 to El Capitan 10.11.

To fix that, please follow the below mentioned steps.

• From above menu, click on Tools > Disk Utility.
• Select your Hard drive in which you are installing EL Capitan 10.11.
• Click on File > Enable Journaling.
• Try to upgrade now. It should work.

"Keychain First Aid" gone in El Capitan 10.11.2

Available for: OS X El Capitan v10.11 and v10.11.1

Impact: A malicious application may be able to masquerade as the Keychain Server.

Description: An issue existed in how Keychain Access interacted with Keychain Agent. This issue was resolved by removing legacy functionality.

So, it is a bug from Apple and might be will be resolved in next security or OS X update (10.11.3).

Source : https://support.apple.com/en-us/HT205637

Show hidden files and folders in Mac OS X Finder

Like as Windows, OS X also has hidden files and folders.

To see hidden files and folders, use below command.

defaults write com.apple.finder AppleShowAllFiles YES

killall Finder

To disable it, please use below command.

defaults write com.apple.finder AppleShowAllFiles NO 

killall Finder