Internet, Networking, & Security Around the Web How to Check MP3 Files for Errors Checkmate MP3 Checker validates files 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 December 02, 2019 Stefan Ilic / Getty Images Around the Web How to Get a VPN Tweet Share Email If you've burned a series of MP3 files to CD and found that one or all of the CDs don't play, the problem could be a bad MP3 file rather than a bad CD. It's good practice to scan MP3 music files to check that they are good before burning, syncing, or backing up. Rather than listening to each track, which could take weeks if you have a large collection, use an MP3 error checking program such as Checkmate MP3 Checker to identify any troublesome MP3s. How to Check MP3 Files With Checkmate MP3 Checker Download the freeware program, Checkmate MP3 Checker, which is available for Windows. It uses a Windows Explorer-like graphical interface, which is covered here. There is also another version titled Mpck, which is a command line interface for Windows, Linux, and Unix-like systems. Open Checkmate MP3 Checker. Use the file browser screen to navigate to the folder where your MP3 files are located. To check a single MP3 file, highlight it by left-clicking on it. Click the File menu tab at the top of the screen and choose the Scan option. You can also right-click a single file and choose Scan from the pop-up menu. To check multiple files, highlight a selection by left-clicking a single file and then holding the Shift key down while pressing the up or down cursor keys several times until you have selected the files you want. Select all MP3 files by pressing CTRL+A. Click the File menu tab at the top of the screen and choose the Scan option. After Checkmate MP3 Checker has scanned your MP3 files, look down the results column to check that all your files are OK or look at the filename column to make sure all your files have green check marks next to them. MP3 files with errors have a red cross indicating a problem.