Word2013 How to set the paper page size size

Word2013 How to set the paper page size size:

First of all, please start the Office2013 software, and then find the WORD2013 program, in the Open program main interface Click "Page Layout."

In the page layout that opens, we'll see the paper size option, and click this option.

Then, in the next step, click "Other page Size" to open Page Setup.

In the open page Setup, we see the dropdown menu option shown in the following picture, which allows us to have more paper options, default to A4 size.

In the final step, choose the size of the paper you want, if you need A3 size paper, click on the selection, and then click OK to apply the document settings.