United will travel to Leicester City on Boxing Day for a 3pm kick-off, and that game - which remains set for the same date and time - will be shown live on Amazon Prime.
Leeds United's visit to St. James' Park on New Year's Eve (3pm kick-off) remains unchanged, but game at the Emirates Stadium - which had been scheduled for Monday, 2nd January at 3pm - will now take place on Tuesday, 3rd January, kicking off at 8pm. That match will be broadcast live on Sky Sports.
Any further amendments to the Magpies' fixture schedule will be confirmed in due course.