Red Bull advisor Helmut Marko has warned Max Verstappen could follow through on his threat to quit Formula 1 amid his ongoing feud with FIA.

Red Bull senior advisor Helmut Marko has warned that Max Verstappen's Formula 1 exit threats amid FIA's F-bomb controversy must be taken seriously.

The FIA (Federation Internationale de l'Automobile) have been told to 'take Max Verstappen seriously' after he threatened to retire from Formula One. It comes amid an ongoing feud after Verstappen was punished for swearing during a press conference before the Singapore Grand Prix earlier this month.

The Australian driver was dropped from Red Bull reserve team RB earlier this week after a series of underwhelming performances

Ricciardo was always intended to be Red Bull's safety net. But fluctuating form and a series of decisions leaves the veteran out of F1.