How do I disable IPv6 traffic on my Mac computer?

To disable all IPv6 traffic on your Mac system:

  1. Go to Apple - > System Preferences -> Network
  2. Select the first network connection you see listed on the left-hand side, then click the Advanced button.
  3. Go to the TCP/IP tab at the top
  4. Beside "Configure IPv6", set it to "Link-local Only"
  5. Click Ok to apply the change
  6. Repeat steps 2-5 for any remaining network connections you see in your Network window.
  7. Reboot your computer, so all changes fully take effect.
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