Hisense Fridge bought from House and Home

I bought a Hisense fridge from House and Home, the fridge is still under waranty and it brike im struglung now for 3 weeks to get help, Hisense came out fixed the fridge, it wasnt even working for 3 hours, it broke again, it is festive season im strugling and im not getting any help from House and Home or Hisense