If you are sincere follower of Windows operating system, you must be fond of one of the default applications. That is Windows Media Player. As one of the most convenient media players, WMP has won a lot of fans in the past years due to its professional processing technology and friendly compatibilities. Well, things don’t go smoothly all the time. You may have been confused by some daunting problems. Among various problems, you may be very familiar with the following messages: “Windows Media Player cannot play the file because the required video codec is not installed on your computer”, or “Windows Media Player cannot play, burn, rip, or sync the file because a required audio codec is not installed on your computer” or “A codec is required to play this file. To determine if this codec is available to download from the Web, click Web Help.” In total, these messages could be fell into the category of codec error. If you have been also disturbed by such problems, then today will be your lucky day. Next, we will have a detailed discussion on what is codec error and how to fix a codec error.

Part 1: What is codec error?

What is codec error? When and where does it usually appear? Actually, a codec is used to compress or decompress the media files in your media library. A common codec consists two parts including an encoder and a decoder. The encoder is used to compress the media files which can be known as encoding while a decoder is used to decompress the files known as decoding. For most of the media players or other applications, codec are very important in that they can be applied to play and create media files. In terms of the encoding and decoding functions, not all the codecs contain the two parts. Some specific codecs only include one of them. The codec errors usually have the following symptoms: “Windows Media Player cannot play the file because the required video codec is not installed on your computer”, or “Windows Media Player cannot play, burn, rip, or sync the file because a required audio codec is not installed on your computer” or “A codec is required to play this file.

Part 2: How to fix a codec error?

Since codec play such an important role in playing and creating files, you will encounter the failure of the media player once some of the codecs were running in the wrong state or some of them were missing. In such cases, you can call it codec error. Today in order to solve the codec errors, I will put the Window Media Player in my example list. In the common case, the main cause for codec error is that the required codecs for the media player has not been installed. Therefore, as easy as it seems, in order to solve Windows Media Player codec error, what you need to do is to install the correct or required codecs for the player. Here I will list the detailed steps for your reference.

Solution: Download and install the codec for your media player.

You can easily complete the progress by following the steps.

Step 1. First of all, click “Options” on the “Tools” menu.

Step 2. Then find the “Player” tab where you can see the “Download codecs automatically” check box.

Step 3. Under the condition that you are not sure which codec you need, then you can follow this method.
Step 4. Finally click “Ok” to download the codecs automatically.

Part 3: How to avoid a codec error?

Well, in order to solve the codec error on Windows Movie Maker or Windows Media Player, what you have to keep in mind is that you have to download and install the correct codecs right now. Of course, even though it is not difficult to solve the problem, you would not like to spend the time on it. Under the cases, what you need to do is to avoid the Windows Media Player codec error. How to avoid a codec error? One of the most efficient ways is to find another media player as the Windows Media Player alternative which will not appear a codec error bug. If you have the same opinion, then I will suggest you to take a try on Leawo Blu-ray Player.

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☉ 100% free movie player for Mac users to play Ultra HD 4K, 1080P and 720P video for free.

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☉ Support multiple audio decoding systems like Dolby, DTS, AAC, TrueHD, DTS-HD, etc.

☉ Adjust subtitles, video and audio during media playback.

As a 100% free and 6-in-1 media player software, Leawo Blu-ray Player contains all media playback solutions you need for your leisure entertainment, including 4K, Blu-ray, DVD, CD, HD (4K), MPEG, WMV and so on. With advanced image and audio processing technology, Leawo Blu-ray Player provides you extraordinary movie playback and cinema-like experience. Furthermore, within Leawo Blu-ray Player, you could obtain the personalized settings according to your preference and all the settings could be done automatically.

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