Convert ffv1 to ogv

Download and install the latest version of Filestar.
Right click on one or more Ffv1 file(s) on your desktop and select Convert with Filestar.
Type convert to ogv in the search box.
Press Convert.

What is the difference between .ffv1 and .ogv?

Name: FFV1 (Lossless Video); Ogg Video
Extension: .ffv1; .ogv
Format: Binary; Binary
Category: Video; Video
Developer: Xiph.Org
Description: Video file that uses the Xiph.Org's open source Ogg container format; may contain video streams that use one or more different codecs, such as Theora; can be played using a variety of media players.
MIME Type: video/x-matroska; video/ogg
Sample: sample.ogv
Wikipedia: .ffv1 on Wikipedia; .ogv on Wikipedia