The Duke and Duchess of Cambridge were accorded a red-carpet reception on their arrival at the airport, then were escorted to a hotel amid tight security.
Her attires were not simply traditional shalwar kameez but had variations in all their details for the different levels of formalities during the week.
Kate Middleton, the wife of Prince William, wrote an open letter of thanks to Britain's midwives on Friday after spending several days observing a hospital maternity unit, calling their work humbling and crucial.
The landmark survey, titled “Five big questions on the under fives” will give Britons a chance to offer their views on raising the next generation and will see Kate Middleton travel to Birmingham, Cardiff, Surrey and London in just 24 hours to help gather the findings.
"What happens here in Pakistan directly correlates to what happens on the streets of the UK," William told British media after he and Kate saw dogs that are trained to sniff out explosives.
The royal couple kicked off their fourth day in Pakistan with a visit to the SOS Children's Village orphanage, where Kate gave a brief speech along with a short greeting in Urdu and celebrated children's birthdays.
William's grandmother is head of state in Northern Ireland. Sinn Fein was the political wing of the Irish Republican Army (IRA), which fought against British rule in the province for decades.
The UK changed its travel advice for Pakistan in almost five years, allowing its citizens to travel by road to the north of Pakistan as well as the scenic Kalash and Bamboret valleys, the UK High Commission in Islamabad said.
"Yesterday I received my first dose of the COVID-19 vaccine at London's Science Museum," she said on the Twitter account she shares with her husband, Prince William, along with a picture of her receiving the shot.