When you choose a video to play online, it should show immediately as long as there is a stable internet connection. However, on certain occasions, your desired video may refuse to play and show statements like ‘HTML5 video file not found.’ Even when you restart your device or choose another video to play, this error persists.
Rather than being worried about this anomaly, this article highlights common causes and solutions to resolve an HTML5 error.
HTML5 video files are videos on a webpage that can be played directly on the webpage without the need for plugins or third-party applications like flash, adobe or any other common player. Usually, HTML5 video file formats include WebM, OGG, 3G, MP4, and more.
‘HTML5 video file not found error’ is displayed on the web page when the webpage can not display the video file. It typically happens when the video cannot be accessed by the browser, when the html video file is corrupted, or when the video file server is down.
HTML5 video not found error can occur due to the video file, the browser, or the website. The common causes will be discussed in this session.
Damage to the HTML code and backend of the website can cause damage to the html video file. Also if the server hosting the html video file is experiencing a downtime, the video will become inaccessible and will display HTML5: video not found error. To fix this error, the web developer will have to work on restoring the server.
If you use an older version of your browser that has no support for certain HTML5 videos, you may experience video errors. Examples of outdated browsers that may give html5 video errors are Safari browsers older than version 4, Internet Explorer 7 or earlier versions, Firefox 3.5, and earlier versions. Updated versions of these browsers are compatible with HTML5 video files.
Issues like storage failure, incomplete upload or download, and malware or virus infections can corrupt video files and cause footage not found error.
You should not panic when you see an HTML5 video file not found errors. This can easily be fixed using one of the methods listed below, depending on the cause of the error.
Your browser history, cookies, and caches contain data for every visited page. It allows you to have a faster experience when you choose to revisit these sites. However, when there are changes made on the website, it will not reflect on your web page because the stored cache will be loaded instead.
Clearing the cache can be helpful in fixing the HTML5 video file not found error. It does so by clearing the old data stored and allowing the web browser to have updated information on every website.
👉 Here’s how to clean your browser’s history:
- Open the browser by tapping on the browser icon.
- The next step is clicking on the three dots that are usually located in the top right corner. — From the drop-down, click ‘clear browsing data’.
- On the next interface, ensure you mark ‘cached images and files’ — then click on clear data.
- A shortcut to do this is to press ‘Shift + Ctrl + Delete.’
Resetting Chrome settings to default is an effective way of fixing Chrome problems because it retains important information like passwords, bookmarks, and history while changes made to Chrome settings are removed, and security threats are removed. It is effective in solving errors because it removes bugs and fixes unforeseen problems without wiping out useful information or documents.
👉 Here’s how to reset your Chrome setting to default:
- Launch the Chrome browser on your Mac, Windows, or any gadget by clicking on the icon.
- Click the three vertical dots at the upper-right corner to open the menu and click on Settings.
- Click on Reset settings, on the next dialogue that opens, click on ‘restore settings to their original default’
- Confirm by clicking on reset settings.
- Restart the application.
Google Chrome has a ‘hardware acceleration’ feature. This feature allows the browser to use the PC’s graphics processing unit to create a better browsing experience. Hardware acceleration can render multimedia files such as videos, pictures, and graphical elements in high quality.
Unfortunately, some computer’s GPU may not be compatible with the hardware acceleration features of the browser. This can cause the html5 video not found error. If your device is one of those that does not support this feature, disabling the use of hardware acceleration will help solve the video error.
👉 Disable hardware acceleration on your device using the following steps:
- Open Chrome and click on the menu at the top right corner. Then select Settings.
- Click on System and turn off the “Use hardware acceleration when available” switch.
When you switch this off, you should see the quick adjustment of the visual elements.
HTML5 codec provides additional support for playing audio and video content without an external plugin. Common supported codecs for audio are MP3, AAC, and Ogg Vorbis and videos are H.264 (MP4), WebM (VP9), and Ogg Theora. The absence of one or more of these formats can cause ‘HTML5 video not properly encoded’ and ‘video not properly encoded’ errors.
Downloading the supporting codecs of html5 will ensure that varieties of html5 video files will be able to stream properly on your web browser without any issue.
👉 Here’s how to download the support codecs of HTML5:
- Reach out to the developer to install the approved HTML5 supporting codecs for both audio and video formats.
- Check your web browser website.
- Visit the codec provider web pages and download a codec pack for your device.
A common cause of ‘footage not found’ and ‘HTML5 video file not found’ errors may be due to corrupted video files. Once this is confirmed, there is a need for an efficient video repair software like ONERECOVERY that can help fix a corrupted video. ONERECOVERY can fix videos in different formats that have been damaged while editing, uploading, or even damaged by malware or viruses.
ONERECOVERY is a free video repair software that utilizes the generative power of AI to detect corrupted areas in a video and fix it the best possible way. You wouldn’t be doing much as the tool has a friendly interface and handles all the editing tasks. With ONERECOVERY software, you can repair video files in 3 steps, upload the corrupted video file, the AI fixes it, and you preview and download.
Experiencing an “HTML5 video file not found” error when trying to play videos can affect your productivity. As long as you’ve discovered the cause(s), you can simply resolve this issue by applying any of the aforementioned solutions such as clearing your cache and downloading the supporting Codecs of HTML5. If the video is corrupt, ONERECOVERY video repair software can be used to fix the corrupted videos.
