Monogo db no longer supports callback

export const addNewPlayer = (req, res) => {
    let newPlayer = new Player(req.body);

    newPlayer.save((err,Player) => {
        if(err){
            res.send(err);
        }
        res.json(Player);
});

i am new to this i am getting “No longer accepts a callback” error, how can i solve this without downgrading the current MongoDB version.

i tried testing POST in postman to save new player details. but getting mentioned error”No longer supports a callback”