What should a referee do when several players have their jerseys untucked?

A referee should make no action regarding players with untucked jerseys because this is typically considered a minor issue that does not directly impact the fairness of the game. While the laws of the game do state that players should wear their jerseys properly tucked in, the enforcement of this rule often pertains to more significant infractions or occurrences that disrupt the match.

In many cases, referees may prioritize maintaining the flow of the game and may choose to ignore minor infractions like untucked jerseys, especially if they do not affect the players' identification or the overall play. Therefore, opting not to take action allows the game to continue smoothly while providing players with the chance to rectify minor issues themselves without halting play or disrupting the match atmosphere.

Although it is important for players to comply with uniform regulations, referees must use their judgment to balance the need for strict enforcement against the flow and spirit of the game.