faded printing

I’ve changed toners, it’s full every single one, I’ve added ink density, I’ve done differnt paper. Cleaning condensation I’m litterly lost at this point

Hi All Hoping somebody can shed some light and offer some advice at fixing this issue myself. I have not used my printer for around 2 years, I have started trying to use it again and it prints as per the attached images. any postage or returns labels are completely unreadable nor able to be...