"AFK" stands for "Away From Keyboard". It is commonly used in online multiplayer games and chat platforms to let others know that the person is not currently at their computer or device and will not be able to respond to messages or participatein the game. It is used as a way to let others know that the person will be temporarily unavailable, and it's a way to inform others that the person is not purposely ignoring them.
Joe: Hey Bob, where did you go? I need your help with this dungeon boss.
Bob: Oh sorry, I had to step away for a moment. I'll be AFK for a few minutes.
Joe: OK, no problem. Let me know when you're back.
Bob: Will do.
"AFK" means Away From Keyboard. Away From the Keyboard means you will not be playing/working on the moment. It's a different way of saying you're going somewhere for a few minutes.
AFK, also known as Away From Keyboard, is a term used by many gamers and computer enthusiast as a way of saying "The person is not able to respond, usually due to physically being away from their keyboard."