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They can "spot" targets (marking their positions to the player's team) in the single-player campaign (a first in the Battlefield franchise) as well as in multiplayer. semi-automatic, automatic fire), allowing the player to adapt to the environment they find themselves in. Most weapons also have a default setting for different firing modes (e.g. Primary, secondary and melee weapons can all be customised with weapon attachments and camouflage 'skins'.
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Weapon customisation is expansive and encouraged. Battlefield 4 options also allow colour-blind players to change the on-screen colour indicators to: tritanomaly, deuteranomaly and protanomaly. The mini-map, as well as the main game screen, shows symbols denoting three kinds of entities: blue for allies, green for squadmates, and orange for enemies, this applies to all interactivity on the battlefield. On the Windows version of the game, the top left features a chat window when in multiplayer. The top right displays kill notifications of all players in-game.
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The lower left-hand corner features a mini-map and compass for navigation, and a simplified objective notice above it the lower right includes a compact ammo counter and health meter. The game's heads-up display (HUD) is composed of two compact rectangles.
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