Only download from reputable SFX repositories. Avoid "free download" sites that redirect you through multiple suspicious pop-up windows.
What should the footstep sound like? (Wood, grass, gravel, or stone?) Download File Footstep type1.mp3
What is it for? (A horror game, a professional presentation, or a film?) Do you need a single step or a walking loop ? Only download from reputable SFX repositories
I can then point you to the specific or license-free library that fits your project. a professional presentation
A popular hub for Creative Commons (CC) licensed sounds.