macOS 15 - the new Siri UI

Warning

Does not work on macOS Sequoia 15.0 beta 2 (24A5279h) | issue #1


Enable the new Siri UI on macOS Sequoia 15.

How to enable or disable

Enabling

  1. Open Terminal.
    • Open Launchpad or press F4 on your Apple keyboard, go to the Other folder and look for Terminal.
    • Open Launchpad or press F4 on your Apple keyboard and search "Terminal".
    • Press ⌘/⊞ + Space and search "Terminal".
  2. Copy the command below and paste it into the Terminal app.
    defaults write com.apple.assistant bypassDeviceSupportsSAE -bool true && killall Siri && killall SystemUIServer
    
  3. Press Enter to enable the new UI and you are done!

Disabling

  1. Open Terminal.
    • Open Launchpad or press F4 on your Apple keyboard, go to the Other folder and look for Terminal.
    • Open Launchpad or press F4 on your Apple keyboard and search "Terminal".
    • Press ⌘/⊞ + Space and search "Terminal".
  2. Copy the command below and paste it into the Terminal app.
    defaults write com.apple.assistant bypassDeviceSupportsSAE -bool false && killall Siri && killall SystemUIServer
    
  3. Press Enter to disable the new UI and you are done!

No sudo command is required!