Prev-train.7z May 2026

It usually includes f0G40k.pth and f0D40k.pth (or similar versions for different sample rates like 32k or 48k). G (Generator): Responsible for generating the audio.

Extract the .7z file using a tool like 7-Zip or WinRAR. prev-train.7z

Helps the AI "critique" the audio to make it sound more realistic during training. It usually includes f0G40k

Search for "RVC pretrained models" or users like lj1995 (the original RVC developer). Helps the AI "critique" the audio to make

Because these files are large, they are usually hosted on developer platforms rather than official software sites:

Move the .pth files into the specific folder designated by your software—usually a folder named pretrained or pretrained_v2 within the main directory.

Explaining the difference between pretrained models. What Is A 7Z File (And How Do I Open One)? - How-To Geek