Want to highlight a helpful answer? Upvote!

Did someone help you, or did an answer or User Tip resolve your issue? Upvote by selecting the upvote arrow. Your feedback helps others! Learn more about when to upvote >

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

waynog Author

Level 1

31 points

Quicktime won't play all mp4

Hi some files won't play with Quicktime, I have to right click and "open with VLC" is there an add on or something I need for my QuickTime? ( 10.50 ) on Catalina (10.15.5)

Mac Pro

Posted on Jun 25, 2020 1:46 AM

Best reply

Marco Klobas

Level 6

8,255 points

Posted on Jun 25, 2020 2:07 AM

mp4 is a container. If the codec isn't recognized by QuickTime your only options is to use alternative player as VLC or IINA (https://iina.io).

View in context

Quicktime won't play all mp4

Similar questions