This is what the 44 kHz, 16-bit file looks like after being converted to a 128 kbps MP3 and then converted to FLAC.
Head to EAC > Compression Options and open the External Compressor tab. The discs have mostly been a mix of pink noise and sweep test tones. Start software on your windows computer and then click on Toolbox > Fix Media Metadata.
But if you’re an iOS user, that could be a problem - FLAC files do not work on Apple products. In this and all subsequent experiments, results were plotted 4 to 24 hrs. Open Excel and open file -> all files -> test. Flac test file My new Clip Sport Plus had the latest firmware but I downloaded 2.