If you select Open-In from an external app, including Safari, you'll see the MediaDict menu.
Pressing MediaDict menu will start MediaDict automatically, and it will be scrolled to the imported file to see what file is imported.
You can use Downloader through the third Downloader menu in the MY FILES section of the left menu
Enter the URL which you want to download and click the button to start.
The progress can be viewed in Documents, and the file is stored in Documents.
You can open Subtitle Search through the 4th Subtitle Web Search menu in the MY FILES section of the left menu
Enter search text and press button
It will store the subtitle file to Documents.