But her Majesty address just 60 minutes before Harry and Meghan who have confirmed they won’t be returning to their senior royal roles sit down for their interview.
The Queen will deliver a message in the programmed set to air on BBC One on March 7.
Westminster Abbey says Prince Charles, Camilla, the Duke and Duchess of Cambridge and the Countess of Wessex will also take part.
A tweet on Monday read: “We’re really pleased to tell you that @BBCOne will broadcast A Celebration for Commonwealth Day on 7 March.
“The special programmed replaces this year’s Commonwealth Day service which is unable to go ahead due to the pandemic, and will include a special message from HM The Queen.”
The interview filmed with chat show legend Oprah is about 1 and half hour duration.
According to CBS, viewers will see the Duchess of Sussex open up about “stepping into life as a royal, marriage and motherhood”.