One approach is to use a reverse image search tool like Google Images or TinEye. Simply upload the photo, and the search engine will scour the web to try and find matches for that image. This can sometimes lead to discovering the person's social media profiles, as their photos may be used across different platforms.
Another option is to utilize people search engines like Social Catfish or Pipl. These services allow you to input the photo and then they will attempt to match it to online profiles, potentially uncovering the person's social media presence. These tools can provide additional details like the person's name, location, and links to their various social media accounts.