AFK Mode
This already exists in the game. Just use your HoM Portal Stone when you need to go AFK. It takes you to the HoM where you’re completely safe from harm, and when you use it again it takes you back to where you were.
Or log off to character selection screen.
Sometimes it’s necessary listening to the silence, it could tell more..
use the hall of monuments stone.
or just log off to the character selection screen.