In Chapter 46, he gives her a sealed note containing the explanation.
But if you ever need to fight Dementors, the secret is written here, cryptically, so that if someone doesn’t know it’s about Dementors and the Patronus Charm, they won’t know what it means...
Right, but she didn’t have a reason to look at the note before she died, doesn’t have the note on her person in the hospital, and even if she did she doesn’t have a reason to look at the note now.
I’m not sure what you’re arguing against. In the event that she decides to destroy the Dementors, which Harry anticipates to happen quite soon, she knows that the information she needs to be able to do so is already in her possession.
In Chapter 46, he gives her a sealed note containing the explanation.
Right, but she didn’t have a reason to look at the note before she died, doesn’t have the note on her person in the hospital, and even if she did she doesn’t have a reason to look at the note now.
I’m not sure what you’re arguing against. In the event that she decides to destroy the Dementors, which Harry anticipates to happen quite soon, she knows that the information she needs to be able to do so is already in her possession.