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You get the following error code when you try to connect to Xbox Live on Xbox One:
This may mean that there's a network issue in connecting to the Xbox Live service.
To resolve this problem, try the following solutions:
Solution 1: Check the Xbox Live service status
If you see any alerts here, wait until the service is up and running and try again:
Solution 2: Restart your Xbox One console
Restart your Xbox One to reset your network connection. See How to restart or power cycle your Xbox One console.
If restarting the console doesn't resolve this problem, wait a few minutes and try signing in again.
Would you like to contact Support regarding the "Error 0x80A40019 occurs when trying to connect to Xbox Live on Xbox One" issue you were reading about or a different issue?