Picture Saving Problem

[NaujSkate]

Hey there i have this problem on my Lumia 640 where every picture i send saves for example if i send one through kik it saves yeah i know its obvious,another example is when I get an email the picture saves as well,also when i"regram" a picture on 6tag it saves,any solution? Thanks and forgive me if I post in the wrong thread,new user here