Keir Thomas: Open a Terminal window, which you’ll find in the Utilities folder within the Applications list, and paste in the following, typing your login password when prompted: sudo sysctl debug.lowpri_throttle_enabled=0 This command prevents Time Machine’s backup process assuming a low CPU priority, allowing backups to complete insanely quickly. In fact, you’ll see MB and … Continue reading Massively Speed Up Time Machine Backups