JFIF to BMP, explained
Convert JFIF to BMP directly on your device. Create a 24-bit BMP bitmap for software that specifically requires BMP input. Check the decoded photo before conversion. A .jfif extension does not guarantee valid JPEG data, and damaged downloads can still fail.
Choose JFIF files and confirm the preview.
Keep BMP selected. Review the output behavior below before converting.
Convert and download the BMP results. Multiple results can be saved together as a ZIP.
Reading your JFIF source
A .jfif download commonly contains JPEG image data. This tool decodes and re-encodes that image; it does more than rename the extension. Existing compression artifacts remain and source metadata is removed.
Settings for BMP output
BMP export is uncompressed 24-bit RGB, without a quality slider. Transparent areas use your chosen background (white by default); change it in Advanced Settings. Expect substantially larger files than compressed photo formats.
Dimensions in JFIF to BMP
Original size keeps decoded raster dimensions. Advanced Settings offers percentage scaling or fit within a maximum width and height, with aspect ratio preserved and no cropping. Input and output safety limits both apply.
What survives the conversion
The output stores decoded RGB pixels without JPEG-style compression. It does not preserve source alpha, layers, vector data or original high-bit-depth samples. Check the decoded photo before conversion. A .jfif extension does not guarantee valid JPEG data, and damaged downloads can still fail.
Batch processing and device limits
Choose up to 50 files, each at most 64 MB. Decoded images must fit 24 megapixels and 16,384 pixels per side; total outputs are capped at 256 MB. All conversion runs on this device. Source metadata is removed, and damaged or unsupported variants can fail without changing the originals.