Why does Link not speak in the games The Legend of Zelda?
The Legend of Zelda series has a long-standing custom of Link's quiet, with a few explanations. Link indicates he can still understand and react to others by means of text bubbles, even though he does not voice anything in the games.
Does Link not speak for an in-universe cause?
In The Legend of Zelda: Breath of the Wild, Link feels under pressure to remain quiet in order to seem strong, according to Zelda's notebook entry. She says she spoke with Link to be sure he did talk—just not on film. Although this justification is a recent addition to the narrative, it offers some understanding of Link's character and silence's motivations.
Link's silence has gaming motives as well.
From a Gaming standpoint, Link's quietness lets gamers readily put their own personalities and aspirations into him. This facilitates players' interaction with him and helps them to really enter the world of the game. Furthermore, Link's silence fits naturally since The Legend of Zelda games are more oriented on action and discovery than on dialogue-heavy storytelling.
Why does Nintendo hold back on giving Link voice lines?
Nintendo's choice to make Link mute most likely results from a want to prevent making him an unlikeable protagonist. Link, whose incessant complaining and catchphrase "Well, excuse me, Princess" became a target of scorn, was quite loud in the 1989 Legend of Zelda TV series. Keeping Link generally mute lets players define his character and steer clear of any possibly explosive conversation.
What possible negative effects might Link's voice have?
Giving Link a voice would perhaps lessen his capacity for projection of himself. It might also cause his personality to vary across games. Furthermore, there's always the danger of producing a character that gamers could find unlikeable, so compromising the brand.
Link talks in any other games?
Link speaks occasionally even though he lacks complete voice acting in the major Legend of Zelda games. Though it is not his canonical voice, Link has a voice in Hyrule Warriors. Furthermore found in the mobile game The Legend of Zelda: Tri Force Heroes are voice lines.