acrobat pro and acobat reader

hi, i have an account Adobe Acrobat pro, that i use on different device switching in between the account. somtimes i need just to read the pdf file and i would like to have on my devices also the free Acrobat reader version, but when i try to install it, it dsen't happen. the pc go back anytime to the pro version and i can't use the reder version. so i need every time to switch the account just for read a pdf file. how can i do for solve this problem?

thanks