There are two primary methods to perform this conversion:

To ensure your conversion is "verified" and safe, avoid "free online converter" websites which often host intrusive ads or outdated scripts. Instead, use these industry-standard tools: 1. GCFScape (The Gold Standard)

Download or dump the VPK file from a trusted source. Note its original file size and SHA-256 hash (using tools like CertUtil on Windows or shasum on macOS/Linux).

Download the latest release of VRF from its official GitHub repository.

Right-click that new folder and compress it into a archive using your OS or a program like 7-Zip. Method 3: Using Third-Party or Online Converters