Skyrim - Voices-en0.bsa

To modify the "Skyrim - Voices-en0.bsa" file, follow these general steps:

The filename Skyrim - Voices-en0.bsa tells us exactly what is inside if we deconstruct it: Skyrim - Voices-en0.bsa

When you speak to Delphine in Riverwood, hear a guard say “I used to be an adventurer like you, then I took an arrow in the knee,” or listen to Paarthurnax’s philosophical musings, your game is pulling the relevant .fuz file from Voices_en0.bsa (or en1.bsa ), decompressing it on the fly, and playing the audio while syncing the NPC’s lip movements. To modify the "Skyrim - Voices-en0

You might be thinking, "Okay, it’s a zip file for audio. Big deal." decompressing it on the fly