Ah, I can help a little.

 nostr:npub18m76awca3y37hkvuneavuw6pjj4525fw90necxmadrvjg0sdy6qsngq955 doesn’t allow in note zapping by default (Apple store restrictions).

To turn it on, follow these instructions:

https://nostr.com/nevent1qqsdvlns9wwufqeyvt4yy9yrm6xdt0q0h9s69055r28qh55u7l95sqqzyqduwzspfzelx9k6x0lrez0j8cl8rtz0lxvqylk8z2ustnfy76jpzuaf9rk

You can then in-note zap.

Once you do, you get this issue when you zap in-note:

nostr:note19ng6zh74zavzl867x29d3d4dlqpfk5f2gzxqwdcgsvhya63ge7gqcs9c85