Default white text often gets lost in bright explosions. In the subtitle settings, enable (Black border, width 2) and "Shadow" (Soft blur). This makes the auto-subtitle readable on any background without needing to overlay a black box.
Go to > Subtitle > Language . Select "Default Language" as English. If you download multiple languages, KMPlayer will auto-prioritize English over Korean or French. kmplayer auto subtitle
: Right-click anywhere in the player and select Preferences (or press F2 ). Default white text often gets lost in bright explosions