FAQ 2 of 6
Technical Questions
Does setting 300 PPI create detail? No; check actual pixels divided by output inches. Is quality 80 identical in every program? No; quality scales and encoder behavior vary. Is a .jpg always baseline or JFIF? No; inspect the actual file.
What does quality 100 mean? It is an application-specific export control, not a universal promise of losslessness. What is the difference between PPI and printer DPI? PPI counts image samples over physical distance; DPI describes a device's marking system. Do all JPEGs have an ICC profile? No; inspect the actual saved file.