How to verify or erase an AirPort Time Capsule disk

Learn how to verify or erase an AirPort Time Capsule disk.

Tip: Use Software Update to download and install the latest versions of AirPort Utility and firmware for your AirPort Time Capsule.

Important: Do not use Disk Utility to erase, verify, or repair a AirPort Time Capsule disk.

Verifying a AirPort Time Capsule disk

Simply restart your AirPort Time Capsule. AirPort Time Capsule automatically performs a file system check on the internal drive during startup. If the AirPort Time Capsule detects an issue that it can resolve, it will repair the file system of the disk. If an issue is found that cannot be resolved, the AirPort Time Capsule's LED will flash amber, and AirPort Utility will state the issue. You should use the most current version of AirPort Utility.

Note: You can also use AirPort Utility to check SMART status.

Erasing a AirPort Time Capsule disk

Use the current version of AirPort Utility to erase a AirPort Time Capsule disk. 

To erase a AirPort Time Capsule disk, use the following steps: 

  1. Open AirPort Utility; it is located in /Applications/Utilities.
  2. Click the Disks tab.
  3. Select the AirPort Time Capsule disk.
  4. Click the Erase... button.
  5. Give the volume a name and choose the desired erase mode.
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