[Plugin: All in One SEO Pack] Where is automatic tags generation in PRO version ?

i upgraded to pro version and i can not see any differences between free and commercial PRO version . everything same .

i upgraded to Pro because of to use auto tags generation on posts , but there is no option about it , i wrote to support forum , but no answer , 2 days passed

my first message is here

i still can not understand what makes this plugin 39 $ and subscription for other months to pay more .

i hope admin see this message and write what is differences between free and pro version . also where is auto tags generation , i can not find