(in menu settings)
After synchronizing mp3 lyrics the song text can be stored in different formats (even several).
ID3 USLT (unsynchronized song text)
This format is used by many mp3 players. The text does not contains time stamps.
It is recommended to use this format additionally to a synchronized song text format.
Warning: If selecting this format only then the synchronisation times will be lost.
ID3 SYLT (synchronized song text)
This format stores song text with time stamps.
Lyrics3 (synchronized lyrics)
This modern format stores song text with time stamps. It should be used in most cases for storing synchronized lyrics.
By default USLT and SYLT use language code "eng". That could be changed by following .ini setting: