JPG is common for photos and web images.
ICO is the standard format for icons and favicons.
Convert JPG files directly into ICO.
The output keeps the original pixel size.
The base name stays the same, only the extension changes.
Processing happens in the page while you wait.
JPEGConvert.com keeps the workflow simple: upload, convert, and download. For the best results, start with the highest-quality source file you have.