Iranian men's soccer manager Carlos Queiroz says players can protest at World Cup within FIFA regulations

The manager of the Iranian men's soccer team said his players are allowed to protest while they participate at the World Cup in Qatar, as long as those protests do not break FIFA rules.

source https://www.cnn.com/2022/11/16/football/iran-soccer-world-cup-qatar-protest-spt-intl/index.html