Step 1
Go to the "Search" function, search for the document desired and click on it.
Step 2
Once the "Edit document" window opens, scroll until you see the green "Add file" button on the bottom right hand side.
Step 3
Once you click on the "Add file" button, an upload files window will open.
Step 4
When you click the new "Add files" button a prompt will open to your computer's drive. Go to the folder that holds the digital file to upload, select it and click "Open". Choose the level of access other people will have to this document, it can be public to anyone that has access to the software, just for you or with specific people. After selecting the level of access you can add more documents or, if it's all ready, you can click "Start Uploads". The system will tell you when it has been uploaded and it will give you the option to clear it in case of a mistake. When you are done just scroll down and click "Save".