Here's a deeper analysis:
The scene you're likely thinking of is when Thor and Loki are on the planet Surtur, and they have a conversation on a Telegram-like platform, called "All-Father's Messaging Service" or "Asgardian Telegram" (not an official name, but that's what fans have come to call it). thor ragnarok telegram
Would you like to discuss any specific aspect of this scene or the movie in general? Here's a deeper analysis: The scene you're likely