Thank you so much for the information. I was honestly confused when my friend told me he hadn't received the payment and showed me a screenshot of his wallet.

flat24

That's good to know; it's good to learn about this

Wellknow35

When you make a lightning payment, you should receive something called a 

 is like a receipt, a proof, that you paid. If you have that, then your friend's wallet may have bug or be experiencing a delay of some kind (if it's custodial).

bitcoin_beginners

lightning

How can I track a Lightning transaction? 🤔⚡🕵️

When you make a lightning payment, you should receive something called a `preimage`. That `preimage` is like a receipt, a proof, that you paid. If you have that, then your friend's wallet may have bug or be experiencing a delay of some kind (if it's custodial).