How to Speed up Time Machine Backup on Mac using Terminal Command

Tired of waiting for Time Machine backup to complete on your Mac? Here’s a Terminal command to speed things up. Just follow the guide in this post for details.

We have already provided steps to create a backup using Time Machine on Mac and also on deleting the Time Machine Backup. While creating a backup, you would have noticed that the backup process is quite slow. That is because it is designed to consume least resources, letting you do your work on Mac easily.

If the Time Machine backup would be speedier, then the Mac would almost be unusable until the backup process is completed. Anyways, if you want to speed things up, then it is very much possible to do so with the help of a Terminal command.

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How to Speed up Time Machine Backup on Mac

Before we move ahead with the command part, let me tell you that this is an advance level trick and shouldn’t be used on a regular basis. The command will prioritize the backup process by allocating higher CPU and RAM to the tasks. This will make your Mac almost unusable because there won’t be any resources left to allocate to other tasks. So proceed only if you are badly in need to do this trick.

How to Speed up Time Machine Backup on Mac

Step #1. Open the Terminal app on your Mac from /Applications/Utilities alternatively, you can launch it from spotlight search.

Search Terminal in Mac Spotlight Search

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Step #2. Now type in the command given below and hit Enter:

sudo sysctl debug.lowpri_throttle_enabled=0

Speed up Time Machine Backup on Mac

Step #3. You’ll need to enter the Admin password to execute a SUDO command, so do it.

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That’s it; you can now notice that the Time remaining of the backup process will reduce drastically and at the same time, CPU and RAM consumption will also increase remarkably. In case you wish to roll back the changes to its original values, just restart your Mac. The changes can also be rolled back by one more Terminal command and it is given below:

sudo sysctl debug.lowpri_throttle_enabled=1

Turn Off Speed up Time Machine Backup on MacAs said earlier, it’s not a trick to mess with all the time. So better use it when you are in a hurry to complete the backup.

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Jignesh Padhiyar
Jignesh Padhiyar is the co-founder of who has a keen eye for news, rumors and all the unusual stuff that happens around Apple products. During his tight schedule, Jignesh finds some moments of respite to share side-splitting contents on social media.
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