Visa photo requirements can vary by country, but most share some standard rules regarding size, background, and appearance. Below is an overview of typical specifications: Photo Dimensions: Sizes range from 2 x 2 inches (51 x 51 mm) for countries like the U.S. and India, to 35mm x 45mm for many European, UK, and Australian visas. The face should generally occupy 70-80% of the photo, ensuring clear visibility. Digital Photo Requirements: Digital photos typically need to be in a square aspect ratio or match the dimensions of printed photos. Some countries may have unique photo specifications, so it\'s advisable to check specific guidelines.