Queen Elizabeth II appears on a screen via video link from Windsor Castle, where she is in residence, during a virtual audience to receive the Ambassador from the Republic of Korea, Gunn Kim, accompanied by HeeJung Lee at Buckingham Palace in London. It was The Queen's first official engagement since doctors ordered her to rest a week ago after an overnight stay in hospital. Picture by i-Images / Pool / eyevine

Queen Elizabeth II appears on a screen via video link from Windsor Castle, where she is in residence, during a virtual audience to receive the Ambassador from the Republic of Korea, Gunn Kim, accompanied by HeeJung Lee at Buckingham Palace in London. It was The Queen's first official engagement since doctors ordered her to rest a week ago after an overnight stay in hospital. Picture by i-Images / Pool / eyevine

Queen Elizabeth II appears on a screen via video link from Windsor Castle, where she is in residence, during a virtual audience to receive the Ambassador from the Republic of Korea, Gunn Kim, accompanied by HeeJung Lee at Buckingham Palace in London. It was The Queen's first official engagement since doctors ordered her to rest a week ago after an overnight stay in hospital. Picture by i-Images / Pool / eyevine

Queen Elizabeth II appears on a screen via video link from Windsor Castle, where she is in residence, during a virtual audience to receive the Ambassador from the Republic of Korea, Gunn Kim, accompanied by HeeJung Lee at Buckingham Palace in London. It was The Queen's first official engagement since doctors ordered her to rest a week ago after an overnight stay in hospital. Picture by i-Images / Pool / eyevine

Queen Elizabeth II appears on a screen via video link from Windsor Castle, where she is in residence, during a virtual audience to receive the Ambassador from the Republic of Korea, Gunn Kim, accompanied by HeeJung Lee at Buckingham Palace in London. It was The Queen's first official engagement since doctors ordered her to rest a week ago after an overnight stay in hospital. Picture by i-Images / Pool / eyevine

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: HeeJung Lee, Gunn Kim, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: HeeJung Lee, Gunn Kim, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Gunn Kim, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Nicole Leitner, Markus Leitner, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Markus Leitner, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Nicole Leitner, Markus Leitner, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Nicole Leitner, Markus Leitner, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: HeeJung Lee, Gunn Kim, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: HeeJung Lee, Gunn Kim, Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342

The Queen appears on a screen via videolink from Windsor Castle, where she is in residence, during virtual audiences at Buckingham Palace, London, UK, on the 26th October 2021. Picture by Victoria Jones/WPA-Pool. 26 Oct 2021 Pictured: Queen, Queen Elizabeth II. Photo credit: MEGA TheMegaAgency.com +1 888 505 6342