That is because you are not checking the little box (at the bottom of the reply page) that says: Save Copy In Sent Folder
Geeez, there is a reason for the thing to be there, USE IT
Life is like a road. Some lives are long and some short, but you shall surely have many bumps along the way; so make sure you have faith or pure force of character as shock absorbers to ride it out. EdSr 2017