To counter that
WellChild's executive, Matt James, highlighted the positive impact Harry has on families, noting that his presence provides a "lift" and acknowledges their resilience in overcoming challenges. The charity has kept him as a Patron since he stepped back from royal duties, emphasizing his genuine connection to their work.
Prince Harry branded ‘absolute gem’ for beautiful gesture to parents with seriously ill children at WellChild Awards
And from WellChilds own website
Prince Harry, The Duke of Sussex, who has been patron of WellChild for 17 years attended the ceremony for the fifteenth occasion and spent time with each of the winners and their families at a pre-ceremony reception, listening to their stories and creating unforgettable memories. Over the years he has played an important role in assisting WellChild to raise both awareness and vital funds, including personal commitments himself, to help families get the care they need.
(I thought it was 19 years, it's 17)
Nowhere does it say he is using the charity