The debug screen is a feature which allows a player to view elements of the game, such as the coordinates and the biome you’re in . It’s accessed by pressing the F3 key, which can also be used to do certain actions, like reloading chunks or cycling Creative and Spectator modes.
Read moreWhat does F3 and T do in Minecraft?
F3 + T – Reloads all textures, sounds and web-loaded client resources . This is useful for texture pack creators.
Read moreHow do I debug my screen?
Pressing F3 ( Fn + F3 on Mac and some laptops) brings up the debug screen, but without the graphs. The graph appears upon pressing ⇧ Shift + F3 ( Fn + ⇧ Shift + F3 on Mac and some laptops). Information about the player’s speed and whether the player is touching the ground have added to the debug screen.
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