How do you take a picture on this app

Andrina writes letters that are regularly sent to hundreds of her company’s customers. because of this, she would like for the mail merge command to be in her quick access toolbar, and she wants it to be the first button on the left. what should andrina do to place the mail merge button there?

@josethesolis i need can anyone text me and follow me

In excel, what happens to the cell contents when you click and drag a cell into multiple cells?