But he defended his activism as heir to the throne, which includes founding the Prince's Trust charity in 1976 to support vulnerable young people.
The Duchess of Cornwall also paid tribute to Charles's role as a grandfather, saying her five grandchildren "absolutely adore" the prince, who reads the Harry Potter books while doing the voices of the characters.
NAN reports that Prince Charles and his entourage had earlier arrived Lagos aboard a B737 aircraft with registration number CS-TFY, which landed at the Presidential Wing of the Murtala Muhammed Airport at 12.08 p.m.
While describing the impact of their brands, the three YouTubers said they gathered most views from Nigeria, the United Kingdom, the United States and Canada.
Speaking ahead of the visit, the British High Commissioner to Nigeria, Paul Arkwright, had said part of the agenda of the visit was for Prince Charles to discuss practical solutions to alleviating the tensions arising from the activities of herdsmen. So, it is about strengthening ties, particularly people-to-people ties.
"So, having more time with him at home would be lovely, and being able to you know play around, er, with the grandchildren".
"But the idea somehow that I'm going to go on in exactly the same way if I have to succeed is complete nonsense, because the two, the two situations are completely different".
" So overall I think it was a very interesting conversation and some traditional leaders like the Ooni of Ife talked about this program on youth empowerment."But afterwards watching it on the television, I...
It was not something her husband talked about very much, she says.
Film-maker John Bridcut speaks to those who know him best, including Her Royal Highness, the Duchess of Cornwall and the Dukes of Cambridge and Sussex.
In the documentary, Prince, Son and Heir: Charles at 70, which is due to air tonight, Harry speaks about those final few days before the wedding and how it came to be that Charles would walk his future daughter-in-law down the aisle.
"Just because he's my father, that doesn't mean I can just sort of go, 'OK, that's all, I'll take it from here", Harry explains.
The comments, which come from a one-hour BBC documentary, "Prince, Son And Heir: Charles At 70", mark the first time he has publicly addressed concerns that he could be a meddling monarch.