How to set maximum backup size in time machine
01 Apr 12:01

To set maximum backup size run this command in shell:

defaults write /Library/Preferences/com.apple.TimeMachine MaxSize MAX_SIZE_IN_MBs

MAX_SIZE_IN_MBs sample values:

  • 102400 for 100GB
  • 204800 for 200GB
  • 256000 for 250GB
  • 512000 for 500GB

To reset maximum backup limitation run this command in shell:

defaults delete /Library/Preferences/com.apple.TimeMachine MaxSize

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