there are alot of different file converting software available so it does depend on how technical you wish to get with the software, however as an initial choice http://www.dvdvideosoft.com/converter/video/wmv-video-converter.htm this website should help.
your mom2000
You can download wmv converter for free from number of websites. Just to name a few: www.wondershare.net/Video-Converter, www.any-video-converter.com/products/for_video_free/. http://www.pcworld.com/product/970476/winx-free-wmv-to-mp4-converter.html
Find a video converter online or you can use really player.
I just found this thing called flv to wmv video converter (it's for mac, if you need windows get FreeStudio and use 3GP video converter) it's free.
Nope, you will have to convert them to Quicktime format for iMovie. You must convert wmv to mov and then import to quick time. I found a free converter-Adoreshare WMV to Mov converter from adoreshare.com/freeware.html , you can try
Use Daniusoft media converter
Throw your .flv files into a converter program like Free HD Video Converter Factory or VLC (if you'd already have it installed), and choose WMV format to make the conversion.
You can download a format converter,you can search keyword "format converter".IT is for free!
An MHT file is a web page and a WMV file is a video extension. You can convert an MHT file to a WMV file using Xilisoft Video Converter Ultimate.
After downloading use a video converter. These can be obtained from Tucows or Download.com
use a converter like, SnowFox Video Converter or, FLV to AVI MPEG WMV 3GP MP4 iPod Converter to change the format.
Look it up. There is a ton of wmv to mp4 converter online. I can't name any programs as everything I used so far have been horrible. But I think VLC player has a converter built in.