Rather than uploading a new file and having to re-link to it on the page, you can just replace an existing file!
1: Navigate to Content and Files via the side menu. Click on the Files Folder.
2: Next to the file you wish to replace, press ' Edit File '.
3: Of the 3 options at the bottom, choose Replace .
4: On the next page, either choose your files or drag the file into the Drag'n'Drop area.
5: Once you've selected the file from your Computer, press ' Upload '.
How to Rename a File Deleting Files Upload a new File Manage your File Folders