You can make each calendar a different color by applying a category to all the calendar items. * Open the first shared calendar and then close your personal calendar. * Select the Organise tab. * Switch from Grid to List view by clicking on the Li...

BY PRESSING A COMBINATION OF KEYS, YOU CAN DO THINGS THAT NORMALLY NEED A MOUSE, TRACKPAD, OR OTHER INPUT DEVICE. To use a keyboard shortcut, hold down one or more modifier keys while pressing the last key of the shortcut. For example, to use the shortc...

mdimport -g /Applications/Microsoft Outlook.app/Contents/Library/Spotlight/Microsoft Outlook Spotlight Importer.mdimporter -d1 ~/Library/Group Containers/UBF8T346G9.Office/Outlook/Outlook 15 Profiles/Main Profile

Open a terminal and enter the following commands to fully wipe out all of your old Safari settings: mv ~/Library/Safari ~/Desktop/Safari-`date +%Y%m%d%H%M%S`; rm -Rf ~/Library/Caches/Apple - Safari - Safari Extensions Gallery; rm -Rf ~/Library/Caches/...

IF KEYCHAIN FIRST AID FINDS AN ISSUE THAT IT CAN'T REPAIR, OR IF YOU DON'T KNOW YOUR KEYCHAIN PASSWORD, YOU MIGHT NEED TO RESET YOUR KEYCHAIN.  Resetting a keychain sets aside the original default keychain file and creates a new one. To reset your key...