Maternity support belt

Anyone using one? Is it helping? I ordered this one and felt like it made zero difference but I don't know if it's the belt or me - I already had back problems :/ I'm in so much pain especially when walking that I think I'm going to try a different style

AZMED Maternity Belt, One Size, Beige https://www.amazon.com/dp/B0113WE0QS/ref=cm_sw_r_cp_apa_i_0gAvCbPYKNGR5