Software & Apps Windows 44 44 people found this article helpful How to Play FLAC Files in Windows Media Player 12 Make WMP more useful by boosting format compatibility by Mark Harris Writer Mark Harris is a former writer for Lifewire who wrote about the digital music scene and streaming music services in an easy to understand, no-nonsense manner. our editorial process Mark Harris Updated on November 19, 2019 Windows The Ultimate Laptop Buying Guide Tweet Share Email Windows Media Player (WMP) 12 is a Microsoft media player built into Windows. It's a useful tool for playing digital music, but unlike other jukebox software programs, it doesn't support all file formats. WMP 12 isn't compatible with the popular lossless format, FLAC. However, by installing a FLAC codec, you can quickly add support not only in WMP 12 but in any other software that plays music and isn't FLAC-aware. How to Add FLAC Support to Windows Media Player 12 This tutorial includes instructions on how to use a popular codec pack that comes with a wide range of audio and video codecs. If you use WMP 12, add more formats to extend its usefulness as your primary media player. To add FLAC support to Windows Media Player: Download the Media Player Codec Pack. You'll need to know which version of Windows you're running in order to choose the correct download link. If WMP 12 is open, close it, then open the Media Player Codec Pack setup file. On the first screen of the installer choose Detailed Installation, then select Next. Read the end-user license agreement (EULA), then select I Agree. The Choose Components screen lists the codecs that are automatically selected for installation. If you want the maximum format support, keep the default selections. If you only want to install audio codecs, clear the Additional Player, Video Codec's & Filters, Source Splitters & Filters, Other Filters, Associate Video Files, and Disc Handler check boxes. Then select Next. Media Player Codec Pack comes with a potentially unwanted program (PUP). To avoid installing this extra software (which is usually a toolbar), clear the check box on the Install Additional Software screen and choose Next. Then wait for the installation to complete. On the Video Settings screen that shows your CPU and GPU settings, select Next. On the Audio Settings screen, keep the default selected unless you have a reason to change them, then select Next. On the pop-up message, select No. If you want to read the file association guide, select Yes. Restart your computer to ensure all the changes take effect. After your computer restarts, test that you can play FLAC files. WMP 12 should be associated with files with the .FLAC file extension. Double-click or double-tap the file to automatically open WMP 12.