Download From Hotfile as a Premium by Cookies
Step 2: Install "Cookie Editor" addon (https://addons.mozilla.org/en-US/firefox/addon/13793/) and restart Firefox.
Step 3: Connect to your account signed.
Step 4: In the Firefox menu, click Tools, then select Cookie Editor.
Step 5: Double-click "Hotfile" site with "auth" value
(Only sign a free account, you can see over the line image darked hotfile.com auth)
Step 6: Set this value to "Content" and click the Save button
Final, click on the link that you want to download.