WordPress allows you to upload many different media types. You can use the "Add media" feature to insert pictures or upload files.
Open Add media page
From the page editor window, click the add media starburst icon.
Drop files to upload
Drag the file and drop or Click the "Select Files" to browse your computer for files to upload.
Edit the file properties
Edit the file properties and click "Insert into Page"
Edit image properties
If you've inserted an image, you have the option to:
1. Reopen the image editor window.
2. Delete the image.