4.1 MainWP File Uploader
The fastest way to upload files to a WordPress site
MainWP File Uploader Extension is an easy way to upload files to subsites from a centralized location. It allows you to upload multiple files to all your subsites at the same time.
There are multiple ways to upload files to your server, but the MainWP File Uploader Extension is the only method that does not require a separate login to each site’s cPanel or FTP. With just a few clicks, you can upload files to any of your sites (see Supported File Types below).
Using the MainWP File Uploader extension
Upload files to multiple sites at once
Upload multiple files to multiple sites at once
Use an existing folder or create a new one
Overwrite existing files