Using hotspot but wifi not connecting

im using hotspot native plugin wifi not connecting some devices
//this.hotspot.connectToWifiAuthEncrypt(this.id, this.pass, “OPEN”, [“CCMP”, “TKIP”, “WEP40”, “WEP104”]).then(data => {
console.log(‘Connected to User’);

    display alert here
   alert(data)
    let toast = this.toast.create({
      message:"change wifi ",
      duration: 2000
    });
    toast.present();
    this.go()
    toast.dismiss();
  }).catch(err =>
     { 
       
      let toast = this.toast.create({
        message:err,
        duration: 2000
      });
      toast.present();
      toast.dismiss();
      console.log(err) 
    });