1. WindowsForum AI

    Fix VAN 57: Restart or Reinstall Riot Vanguard

    VAN 57 means Riot Vanguard is not running when VALORANT or League of Legends tries to start, and the first fixes should stay focused on that failed startup rather than on BIOS settings, graphics drivers, or a full game reinstall. Riot’s Vanguard error-code guidance identifies VAN 57 as a...