Right, just managed to download a sample MP4 video and it played just fine in VLC and default Windows program - means there is something wrong with my file and not the laptop! Uft! Or...something...

Will try to download other MP4 files on my laptop (as it's new I don't have any other ones). Will do that tomorrow and let you know how I get on.
I reset to default :)

I renamed the extension to mp4 and it changed it to this:


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But VLC still won't play it. I think I'll maybe try to burn the file on my work laptop to a CD so I can watch it...

Hi, done that buy VLC still won't play the file.

100%x​

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That's the screenshot after I unticked the box from your previous post.

Sorry, not sure I know what you mean in the post above - do you mean for me to set VLC as default app for...

[QUOTE=aardvark;768566]OK, just to be clear. When you transfer the .mp4 file to your laptop, it remains an .mp4 file type; correct?



Should that box be unticked?
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Hi caperjack,

Tried that also and no luck - VLC still won't play the file. Under Type it says XML File but when I try to open with VLC it won't play.

UPDATE: Here's the Properties screenshot...

I tried that already but VLC doesn't open the file at all and Windows Media Player gives this message:

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It's the most bizzare thing! have no clue what is going on!?

No, it shows as XML Document:

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That's the Properties screen shot from the external memory drive. When I open the external drive on work laptop, type of file shows as MP4 but when I...

Hi aardvark, thank you for your reply.

It shows Films & TV next to MP4:

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Just changed it to VLC but it's still showing as XML Document :(

I downloaded an MP4 video file on my work laptop (Windows 7) and was able to open and watch it on Windows Media Player. I copied the file onto an external memory drive to watch the video at home but...