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HT201290: If QuickTime Player can't open an audio or video file

Learn about If QuickTime Player can't open an audio or video file

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Title			Views	Latest activity
how can i download videos from youtube ? in Mac OS X v10.7 Lion by babowa	Show 0 Bookmarks0	1	242	July 3, 2013 6:46 PM by babowa
how can i play video with FLV format ? in Mac OS X v10.7 Lion by alhllak	Show 0 Bookmarks0	2	177	July 3, 2013 4:45 PM by alhllak
can't read this CD mpeg in OS X Mountain Lion by SabineP	Show 0 Bookmarks0	0	167	July 2, 2013 10:53 PM by SabineP
AVI files copied from PC to new iMac are not playing. Message is The document “Mural.avi” could not be opened. A required codec isn't available. As far as I know I have the moist recent version of quicktime. HELP! Please. in OS X Mountain Lion by Culebra65	Show 0 Bookmarks0	2	223	July 2, 2013 4:51 PM by Culebra65
When i import from camera i get the following on opening image (The document “IMAG0004.AVI” could not be opened. A required codec isn't available.) Any suggestions please. in Mac OS X v10.7 Lion by tobyjug22	Show 0 Bookmarks0	2	178	July 2, 2013 8:12 AM by tobyjug22
Can I watch a quicktime video on a mac? in Mac OS X v10.7 Lion by debbipotts	Show 0 Bookmarks0	0	169	July 1, 2013 10:39 PM by debbipotts
how i download a .flv file to my mac? in OS X Mountain Lion by pedro6878	Show 0 Bookmarks0	0	148	July 1, 2013 9:33 PM by pedro6878
My Mac doesn't recognize DVD's when inserted. All my settings are correct. I insert it then after a few seconds. it automatically ejects, any suggestions? in Mac OS X v10.7 Lion by billbass59	Show 0 Bookmarks0	3	1736	July 1, 2013 8:11 PM by billbass59
unable to get quicktime movies to play on my imac. This is the error message I always get. "The document “4-20130701090400-5.mp4” could not be opened. The movie is not in a format that QuickTime Player understands.You may need to install additional softwa in Mac OS X v10.7 Lion by petermac87	Show 0 Bookmarks0	1	217	July 1, 2013 12:48 PM by petermac87
a.nikolaev999@gmail.com in OS X Mountain Lion by andrey196821	Show 0 Bookmarks0	0	131	June 30, 2013 2:40 AM by andrey196821
Help! in OS X Mountain Lion by Barney-15E	Show 0 Bookmarks0	2	143	June 28, 2013 5:03 PM by Barney-15E
How do I open videos with my Apple that were created on a PC? in Mac OS X v10.7 Lion by charisse-rudolph-imac.local	Show 0 Bookmarks0	2	205	June 28, 2013 11:48 AM by charisse-rudolph-imac.local
Quicktime Player in OS X Mountain Lion by jayv.	Show 0 Bookmarks0	1	141	June 28, 2013 2:52 AM by jayv.
No puedo abrir formatos .AVI. Informa que falta un códec. ¿Qué hago? in OS X Mountain Lion by xispes	Show 0 Bookmarks0	0	106	June 27, 2013 9:47 AM by xispes
So what can be done about unsupported items? Does one have to buy something or revert to the seemingly more versatile and user friendly PC? in Mac OS X v10.7 Lion by baltwo	Show 0 Bookmarks0	1	149	June 26, 2013 3:34 PM by baltwo
changing file format {audio} in Mac OS X v10.7 Lion by QuickTimeKirk	Show 0 Bookmarks0	1	179	June 26, 2013 2:46 PM by QuickTimeKirk
My AVI loops are not playing. Its asking me to get required codec. Anyone that can help? in OS X Mountain Lion by cbs20	Show 0 Bookmarks0	2	195	June 26, 2013 7:57 AM by cbs20
I have a one hour visual mpg file but i can't open it with quick time player on my imac 10.6.8. What does someone suggest? in Mac OS X v10.7 Lion by Csound1	Show 0 Bookmarks0	5	428	June 26, 2013 5:38 AM by Csound1
Manually Installed Codecs for DVIs? Still? in OS X Mountain Lion by woodmeister50	Show 0 Bookmarks0	3	254	June 26, 2013 3:47 AM by woodmeister50
why not flv format giving to this application. I believe they should learn something from vlc... in OS X Mountain Lion by Csound1	Show 0 Bookmarks0	1	111	June 25, 2013 11:20 AM by Csound1
My iMovie isnt working cause i deleted a file that was transferring from another app, into iMovie and now its frozen, what do i do? in Mac OS X v10.7 Lion by Carolyn Samit	Show 0 Bookmarks0	3	164	June 24, 2013 2:34 PM by Carolyn Samit
I have a new Fujiyama Video/Camera DDV-348HD & can't download the videos - help please! in Mac OS X v10.7 Lion by wno	Show 0 Bookmarks0	2	604	June 24, 2013 6:54 AM by wno
i have OS X Lion and it won't play MPEG-2 video - what can I do? in Mac OS X v10.7 Lion by ebmontgomery	Show 0 Bookmarks0	0	140	June 23, 2013 8:58 AM by ebmontgomery
What do I need to download to play MPEGs from my sony camcorder on my macbook pro? in Mac OS X v10.7 Lion by QuickTimeKirk	Show 0 Bookmarks0	1	154	June 23, 2013 7:03 AM by QuickTimeKirk
quicktime not working mv4 in OS X Mountain Lion by Linc Davis	Show 0 Bookmarks0	1	199	June 20, 2013 4:20 PM by Linc Davis
How to view .mov files? in OS X Mountain Lion by Mortimore13	Show 0 Bookmarks0	0	170	June 20, 2013 7:35 AM by Mortimore13
no puedo abrir este video en mp4 in Mac OS X v10.7 Lion by Rocío Canales	Show 0 Bookmarks0	0	120	June 19, 2013 9:32 PM by Rocío Canales
how can i get my movies from iPhone4 to play on mac 10.8 in OS X Mountain Lion by ashepsmith	Show 0 Bookmarks0	0	84	June 19, 2013 8:02 PM by ashepsmith
A .mp4 doesn't play, others do taken before and after in Mac OS X v10.7 Lion by ProfCucchi	Show 0 Bookmarks0	0	121	June 19, 2013 5:23 AM by ProfCucchi
video does not play in OS X Mountain Lion by lfitz85	Show 0 Bookmarks0	4	249	June 18, 2013 8:53 PM by lfitz85

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