"REG09-Missing 911 Address" Error on Google Pixel 3a



  • "Couldn't set up Wi-Fi calling. Issue registering Wi-Fi calling with your carrier: REG09- missing 911 address."


  • Google Pixel 3a


  1. Tap Settings
  2. Tap Apps & Notifications
  3. Tap See all xxx Apps
  4. Tap Phone 
  5. Tap Storage
  6. Tap Clear Storage
  7. Ignore the warnings
  8. Tap Allow Data to be Cleared
  9. Restart your phone



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