Ant Video Downloader and Player has been blocked for your protection.

Why was it blocked?
Version 2.4.6.4 of the Ant Video Downloader and Player add-on is causing a very high number of crashes in Firefox. There's an updated version 2.4.6.5 that doesn't have this problem. All users are recommended to update as soon as possible.
Who is affected?
All Firefox users who have installed version 2.4.6.4 of the Ant Video Downloader and Player add-on.
What does this mean?

The problematic add-on or plugin will be automatically disabled and no longer usable.

When Mozilla becomes aware of add-ons, plugins, or other third-party software that seriously compromises Firefox security, stability, or performance and meets certain criteria, the software may be blocked from general use. For more information, please read this support article.