Short answer
PNG is a lossless image format that is widely used for transparency, screenshots, UI assets, and images that need clean edges during editing.
PNG File Format Explained
PNG is a lossless image format that is widely used for transparency, screenshots, UI assets, and images that need clean edges during editing.
Why it matters
- Strong choice for screenshots and interface assets
- Supports transparent backgrounds
- Usually larger than JPG for photos
What to know
PNG preserves image data without the visible artifacts common in heavy JPG compression.
It is usually the better choice for transparency, diagrams, UI exports, and repeated editing.
PNG files are often larger than JPG, so conversion or compression may be useful before upload.