You will need
  • A computer running Windows (XP, Vista, Windows 7)
If the operating system you are using Windows XP, find out which codecs are installed on your computer, it is possible in this way. Click on the icon "My computer" right-click in the resulting menu, select "Properties". Click on the "Hardware tab" then select "device Manager". A window opens with a list of the equipment that is on your computer.
Find the line "Sound, games, video". Next is the arrow. Click on this arrow with the left mouse button. The menu will be the string "Audio codecs" and "Video codecs". Double-click the left mouse button on the desired component. A window opens with a list of all audio and video codecs that are on this computer.
If you are using Windows 7 or Vista, you will approach this method. Click "Start". Then click All programs, and system tools. In utilities, click on "system Information". A window will appear, which will be divided into two parts. In the left part of this window, find "Components". Click the plus sign that is next to the line.
Then, in the list that appears, locate the feature "Multimedia" and also click on the icon located beside the plus sign. There will be two lines: "Audio codecs" and "Video codecs". Click on the desired line with the left mouse button. All information about the computer's installed codecs is now displayed in the right window of the program.
Displays not only the name of the codec, but its manufacturer, the version of the codec, and also the place where it is installed. Note the string "Condition". If this line is written OK, so the codec is working fine. If not, then there should be a notification of a malfunction. If your version of the codec is outdated, you can update it via the Internet.