Fixed | Mac Video Not Working [5 Tried Solutions]

How to Fix video not working on Mac? This passage will introduce five tested solutions to help you solve the problem. No matter whether you can't watch a video online or cannot play a local video on Mac, you will find a suitable solution here.

Table of Contents

Why Is the Video Not Working on Mac

Videos and pictures are the most common file types for a Mac user, and it is super annoying to encounter Mac video not working issue on macOS Ventura or older versions. When you are planning to watch your favorite TV series on Safari, or you want to watch the daily record videos on your Mac, it is sad to find the videos are not working on your Mac. You may meet this issue because of the following:

  • The video files are damaged while transferring data from a broken Mac to a new Mac.
  • The video header is damaged already.
  • The incomplete download can cause videos not to work on Mac.
  • Disabled JavaScript on the Safari browser.
  • Virus and malware infections can cause Mac videos not to work.

We will help you fix the video not working problem in five ways. If the local video files are corrupted, find out how to repair Mac videos in the next part.

Method 1. Fix Local Video Not Working on Mac with Software

Virus attacks, transmission errors, incomplete downloads, and hard disk damage cause video corruption. If your local Mac videos cannot play or open on the macOS base system, you can try to perform Mac video repair with a third-party video repair utility.

We recommend EaseUS Data Recovery Wizard for Mac because of its multiple functions, simple interface, and security.

  • Repair corrupted video on Mac due to various situations, and this software has an advanced repair option.
  • Repair corrupted videos from a local Mac, memory card, or external hard drive. It supports SD card recovery Mac and repairs especially.
  • Supports repair and recovery of video files such as MP4, MOV, MKV, and AVI files.

Let's find out how to recover and repair the corrupted videos on Mac:

Step 1. Add your broken/damaged videos

Open EaseUS Data Recovery Wizard for Mac. Click "Add" or drag the corrupted MP4/MOV/AVI/MKV/3GP/FLV/MKV/WMV video files to the repair list.

repair videos on Mac - 1

Step 2. Start repairing video files

Select the damaged video files from the list and click the "Repair" button to start the video repairing process. If you want to repair all of the videos, click "Repair all".

repair videos on Mac - 2

Step 3. Preview and save broken videos

After a few minutes, you can find the damaged videos repaired. Before clicking the "Save to" button, click "View in Finder" to check the videos.

repair videos on Mac - 3

Step 4. Utilize the advanced repair mode

If the videos are not repaired successfully, it means the videos were damaged severely. You need to move on to the "Advance Video Repair" mode, which utilizes sample video files to increase the video repair rate. Click "Add" to upload corrupted videos.

repair videos on Mac - 4

Step 5. Check the videos and start video repair

The video repair tool will check and scan your video automatically. After the process, click "Start repair" to repair the severely damaged videos.

repair videos on Mac - 5

Finally, you can view the videos in Finder and click the "Save to" button to save the repaired video files to an appropriate destination.

Method 2. Solve Video Not Working by Checking Internet Connection

When you are going to watch videos on Safari or other video applications like YouTube, it loads more than 20 seconds or even longer, which may be because of your poor internet environment.

Slow internet connection may be because of network malfunction and too many device connections. You can try to change the internet password or reconnect it:

Step 1. Click the Wi-Fi icon from the menu bar, and click "Open Network Preferences..." on Mac.

click Wi-Fi icon and open preferences

Step 2. Select the Wi-Fi network you are presently connected to and click "Advanced...". Forget the network by clicking the minus symbol.

oepn netword advaned option

Step 3. You will need to enter your Wi-Fi password again whenever you reconnect to the network.

reconnect Wi-Fi network

Method 3. Check JavaScript to Fix Mac Video Not Working

JavaScript is a crucial part of the web browser. It is employed to construct anything that moves or modifies the screen in any way. Managing the changes without reloading the page is beneficial. It's crucial that JavaScript be enabled in your browser. How to enable JavaScript on your browser? Follow the steps below to activate JavaScript on Safari:

Step 1. Click on the icon in the Dock to launch the Safari program on Mac.

open Safari on Mac

Step 2. Choose "Preferences" from the Safari menu at the top.

Step 3. On the Preferences window's top, select the "Security" tab.

Step 4. Select the checkbox next to "Enable JavaScript".

Enable JavaScript

Step 5. To save the changes, close the Preferences window.

Method 4. Fix Video Not Working on Mac by Cleaning the Cache

When talking about clear caches on a Mac, we need to clean up the system cache, app cache, and browser cache. This 'video not working on Mac' problem can be solved by cleaning the web browser cache, and we will take Safari as an example:

Step 1. Click "Safari" and choose "Preferences".

open Safari preferences

Step 2. Click "Privacy" from the Safari preferences menu bar.

Step 3. Click "Manage Website Data…" from the Privacy settings.

Manage Website Data

Step 4. Remove all the caches and click "Remove Now".

remove caches on Safari

Method 5. How to Reinstall Adobe Flash Player to Fix Video Problem

If you are using Adobe Flash Player to stream videos, this method can be helpful for you. You'd better uninstall this Adobe Flash Player and reinstall it:

Step 1. Using Spotlight to search for Adobe Flash Player Install Manager. Launch it by clicking the search result. Or you can find it in the Applications folder.

Step 2. Click "Uninstall", and this application will be uninstalled immediately.

uninstall Adobe Flash Player

Step 3. After uninstalling Adobe Flash Player, you can download and reinstall it from the Adobe Flash Player official website.

Conclusion

We can know five tested solutions to fix Mac video not working. If you cannot watch a video on Safari or other web browsers, you can enable JavaScript, clear the browser cache, or reconnect the internet connection. If you cannot play a local video on Mac, you should reinstall Adobe Flash Player or repair the video on Mac with EaseUS Data Recovery Wizard for Mac.

EaseUS Data Recovery Wizard for Mac can repair videos and help you a lot when you encounter data loss for various reasons. You can download this tool by clicking the following button.

Video Not Working on Mac FAQs

Here are four frequently asked questions about the video not working on Mac in this part. Keep reading and learn more:

1. Why is my MP4 video not working on Mac?

The following reasons can cause MP4 video files not to work on Mac:

  1. 1. The MP4 video files are damaged during the transmission.
  2. 2. The MP4 video header is damaged already.
  3. 3. The incomplete download.
  4. 4. Disabled JavaScript on the Safari browser.
  5. 5. Virus and malware infections.

2. How can I repair corrupted SD card video on Mac?

You can use EaseUS Data Recovery Wizard for Mac to perform corrupted SD card recovery on Mac and repair videos with it. This software can repair the damaged videos from your SD card, and you can add sample videos to help the software repair the target video.

3. How to fix the video not playing on Mac?

You can use the following five methods to fix the video not playing on Mac:

  1. 1. Repair the video with EaseUS Data Recovery Wizard for Mac.
  2. 2. Check the internet connection or reconnect it.
  3. 3. Clear web browser cache.
  4. 4. Enable JavaScript on the web browser.
  5. 5. Uninstall Adobe Flash Player and reinstall it.

4. Why is my video just a black screen on Mac?

When playing videos, why does the screen go black? The major cause of the blackened window screen is a corrupted file. There are several potential causes for the problem, and this includes video file transfer failures, header problems, codec problems, and virus infection.

Was This Page Helpful?

Updated by Brithny

Brithny is a technology enthusiast, aiming to make readers' tech life easy and enjoyable. She loves exploring new technologies and writing technical how-to tips. On her spare time, she loves sharing things about her favorite singer - Taylor Swift on her Facebook or Twitter.

Read full bio

Written by Dany

Dany is an editor of EaseUS who lives and works in Chengdu, China. She focuses on writing articles about data recovery on Mac devices and PCs. She is devoted to improving her writing skills and enriching her professional knowledge. Dany also enjoys reading detective novels in her spare time.

Read full bio

Product Reviews

TrustScore 4.7 | 59 reviews
  • EaseUS Data Recovery Wizard is a powerful system recovery software, designed to enable you to recover files you’ve deleted accidentally, potentially lost to malware or an entire hard drive partition.

    Read More
  • EaseUS Data Recovery Wizard is the best we have seen. It's far from perfect, partly because today's advanced disk technology makes data-recovery more difficult than it was with the simpler technology of the past.

    Read More
  • EaseUS Data Recovery Wizard Pro has a reputation as one of the best data recovery software programs on the market. It comes with a selection of advanced features, including partition recovery, formatted drive restoration, and corrupted file repair.

    Read More