Fix Video Won't Play after Sierra Update

Can I fix video won't play after Sierra update?

“I updated my Mac OS X El Capitan to Sierra and now none of my M4V video play in QuickTime or iTunes. The audio plays fine, but the video freezes on the first few frames. When I was using Mac OS X El Capitan, all videos were playing fine. Any kind of suggestions to fix this issue?”

Video problems are generally related to outdated drivers and unsupported media players. Make sure you have the most recent version of drivers installed on your Mac machine. If you haven’t updated to the latest QuickTime or iTunes version, the video won’t play after Sierra update. Also, try to play the video in different media player. If none of these fixes the issue, then the only solution to fix video won't play after Sierra update and make it playable again is by using Remo Repair MOV tool.

Is Remo Repair MOV tool trustworthy to fix video won't play after Sierra update?

This kind of doubtful queries about the software can be easily clarified with the use of trial version. Remo Repair MOV trial version is available for free of cost which you can download and examine the software capability before activating the licensed version. The trial version of the software is the exact replica of the licensed version in which you can also preview the portion of repaired video but it does not allows you to save the fixed video. In order to save the healthy playable video to your Mac machine, you need to purchase the software.

How does Remo Repair MOV tool fixes unplayable videos after macOS Sierra update?

Initially, the software takes replica of corrupted or unplayable video that is not playing on macOS Sierra. Then, it scans the video deeply and separates the audio-video streams. After fixing the errors and issues in both the streams separately, it adjoins them to create a healthy playable video.

Steps to fix video won't play after Sierra update using Remo Repair MOV

Step 1: Launch Remo Repair MOV and “Open” your corrupt video file that is not playing after Sierra update, then click on “Repair” button.

Step 2: Tool automatically starts fixing the errors and issues in the selected video file which you can monitor by looking at the progress bar.

Step 3: After video file is fixed successfully, you can view the portion of repaired video using “Preview Repaired File” option, then click on “Save Repaired File” button to save the repaired video on any desired location.

Other features of Remo Repair MOV are listed below:

• Supports fixing of various video file formats such as MOV, MP4 and M4V that doesn’t play after Sierra update
• Easily fix MOV files that won’t play in QuickTime, Windows media player or any other media players
• Quickly and safely repair video files that are damaged, corrupted or broken
• Capable of repairing video files that is recorded on different brands of digital camcorders such as Nikon, Sony, GoPro, Panasonic, Kodak and more
• Repairs video files stored on various storage devices like iPod, memory card, external hard drive, USB flash drive and so on

Supported codec by Remo Repair MOV:

• Video: avc1, mp4v, mjpeg
• Audio: sowt, RAW, mp4a

These are some important things to keep in mind:

• After updating your Mac machine to Sierra, update the codecs for media players to avoid problems with video files
• It is recommended not to change the video file format to any other file extensions needlessly