Help me out about tensorflow and my gpu

I am new about machine learning and deep learning technologies. I have an nvidi RTX 4070 gpu and I try to use it in calculations I do with tensorflow on python. But tensorflow doesnt see my gpu and always works on cpu. Could you please help?

helow how r u
do u whant a new calculation or what about pyton
what do u learn ??? for asking me about cpu and gpu and u whant to use a new calculation
ohhh thats good for u
thats u whant to use a new calculation u whant to poot firsts a formula do use itt in maths and in physics
deal
when u poot the formula fists
do whant to poot in ur mind what is the formula can use itt to agree a new generation of usinq machine callculation
u mean by cpu and gpu this as a old abrvation of formula created by physictians
but i dont whant to delete thos formula by u can renew itt yes when u apgrade itt u can next poot the formula in ur machines
and usings itt in ur sofware and access of ur new machinnes
thanks for ascking me