Articles in category

macOS

Time Machine: Inherit Backup Using `tmutil`

July 10, 2012 (updated April 24, 2023)

Screenshot of the man page of tmutil, a macOS command to manage Time Machine backups

In situations where macOS does not associate your Time Machine backup disk to your new Mac or a new internal disk automatically, tmutil lets you force Time Machine to continue the backup history of the previous disk

Clear and disable recent items in OS X dock and applications

July 26, 2011 (updated July 26, 2016)

Mac OS X Lion lists recent items with each application in the Dock (accessible via right-click) and in the Application View of Mission Control. To remove those and disable future additions, the trusty defaults write approach may help with most — but not all — applications

Workaround for disconnections of Cisco VPN in Mac OS X 10.6

March 17, 2011 (updated March 17, 2016)

The built-in Cisco VPN client introduced in Mac OS X 10.6 Snow Leopard has the habit of disconnecting itself when re-keying should be performed but fails after about 48 minutes up to one hour. This timeout issue has been fixed in Mac OS X 10.6.4

Save Password of Cisco VPN in Mac OS X 10.6

March 17, 2011 (updated March 17, 2016)

While macOS 10.6 supports Cisco VPN, saving the password in the keychain does not work and the user has to enter the password every time

Time Machine: UUID of disk changed

February 18, 2011 (updated April 24, 2023)

Time Machine: UUID of disk changed

If you clone a volume that you backup with Time Machine, its UUID will change and Time Machine will no longer be able to back it up. Use the following script to change the UUID of the existing backups, leading Time Machine to backup as if the volume’s UUID had never changed