This article assumes that you are already registered and logged in to your Yumpu account. If you are not a user yet, you can register here:
https://www.yumpu.com/en/user/registration and log in here:
To create a Yumpu magazine, you have to upload a PDF document.
All pages of your magazine have to be included in that PDF file.
Its not possible to create a magazine from multiple PDF files.
Here you can find the link for uploading a PDF: https://www.yumpu.com/en/account/create
Drag your PDF into the upload box or select a PDF from your PC.
After your PDF is uploaded and processed (depending on the size of your PDF and the current server load it can take a few minutes) you can edit the settings of the new magazine.
This guide will help you to edit your magazine: