Go to File > Open and select your downloaded Tekken 3 .psv file.
To unlock all characters in on PC, the most reliable method is to download a completed save file (often in .gme , .mcr , or .mcd formats) and import it into your emulator, such as DuckStation or ePSXe . 1. Download the Save File
Which you are currently running (DuckStation, ePSXe, or RetroArch?)
Paste the file here and rename it to match your active slot (e.g., epsxe000.mcr ). Complete Tekken 3 Unlocked Roster Checklist
To get a save file with all characters unlocked on your PC, you generally need a PlayStation 1 memory card file (often in .mcr or .mcd format) rather than a .psv file, which is specifically for PlayStation 3 transfers. Where to Find Save Files