In most cases, if you discover yourself unable to open a selected file type on a Windows PC, it’s because you do not have the program that runs that variety of files installed on your computer. That is assuming that the PC does not encounter problems like a missing nwnp32.dll.

In the case of MOV files, that will possibly be Apple’s QuickTime Player, which is that the program that commonly plays these file types.

Once you installed Quicktime, you ought to be ready to click on the MOV files, and that they should play for you in QuickTime Player.

A second option is to put in VLC Player, which may be a free media player that may play almost any video format on that. It is often downloaded and installed from the subsequent URL: https://www.videolan.org/vlc/download-windows.html

Right-click over the file you would like to play and from the menu that appears, select “Open With” so “VLC Player,” to use VLC Player.

Having said that, it should be stated that commercially made DVDs usually have two sets of files written on them, one that permits for computer-based playback and one that permits for DVD player-based playback. But that’s not always the case with non-commercially produced DVDs, which tend to accommodate only files for DVD player-based playback.

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If your videographer friend can play the files successfully on her computer, and you can’t, then the likelihood is that the DVD only contains files that allow DVD player playback. Similarly, the sole reason your friend can view the videos on her computer is that she playing the DVD through the program that was accustomed create the videos for you.

Without knowing more about how the DVD was created, including what program was accustomed to ripping the DVD itself, it’s hard to produce much in terms of specifics. However, since you’re friends along with your photographer/videographer, it couldn’t hurt to ask her what program she accustomed edit and building your wedding video files. For you to be able to also watch the file on your Windows PC, ask if she will install that program onto your computer.

As for not having the ability to repeat the files over to your PC from the DVD: this could be the result of how the DVD was burned (i.e. ripped) to disc by your videographer friend.

Often, DVDs get written with some form of copy protection built into the files, which prohibits third parties from copying or accessing those files. That’s presumably the cause here.

As such, the simplest way around this is often to contact your videographer friend once more and ask her to burn a non-write-protected version of the DVD for you. Alternately, you’ll also ask if she will copy the source files onto a USB or other medium in order that you’ll copy the files to your PC.