Click the "Select File" button above, and choose your 411 file.
You'll see a preview.
Click the "Convert file to..." button to save your file in the format you want.
Convert 411 to another file type
The converter easily converts your 411 thumbnails to various formats - free and online. No XnView or or other Raster Image software needed.
411 to JPG
411 to PDF
411 to PNG
411 to GIF
411 to BMP
411 to TIFF
411 to TIF
411 to ICO
411 to PSD
411 to RPPM
411 to OTB
411 to PI1
Convert a file to 411
To convert other file formats to the "Sony Mavica Thumbnail Image" file type, you need software like XnView or a similar tool.
About 411 files
The .411 file is primarily known as a Sony Mavica Thumbnail Image. Produced by late-1990s Sony Mavica digital cameras that recorded photos directly to standard 3.5-inch floppy disks, these hidden files contain a 64x48 pixel preview of the main JPEG image. Alternatively, a .411 file can be an ASUS BIOS update file, where the extension simply represents the motherboard's firmware build number. You can open Mavica thumbnails using XnView MP, while ASUS BIOS updates are handled directly by the motherboard's built-in EZ Flash utility. The Mavica .411 format is completely undocumented and proprietary. Because these files consist of raw YCbCr data without a standard image header, default operating system viewers cannot open them. Users typically encounter them when recovering data from old floppy disks where the original high-resolution JPEGs have degraded or corrupted. For ASUS files, the format is a raw binary blob that offers no desktop viewing capabilities at all. For image recovery, immediately convert .411 to JPG or PNG so the file can be viewed universally. For web sharing, convert to WebP. Note that recovered Mavica thumbnails will be extremely low resolution. If you have a BIOS file, it should not be converted, though you may need to rename the extension to CAP or ROM. Drag and drop your file to analyze and convert it - free, online, and without installing software.
Use Convert.Guru to open and convert your 411 file.
Users also converted WEBP, JPG, ABU1, WPH, L6S and 412 files.
FAQ
If you want to convert 411 file to WEBP, CUR or PSB, you can use XnView or similar software from the "Camera Thumbnail Image" category. In the File menu, look for Save As… or Export….
To convert RAW, PNG, AI, NEF, PSB, DNG, SVG, GIF, EPS, JPG, ARW or PDF files to 411, try XnView or another comparable tool in the "Camera Thumbnail Image" category.
The 411 Converter Story
The history of Convert.Guru began over 25 years ago in California with Tom Simondi’s file-format database. A former contributor to Space Shuttle development and a software pioneer of the 1980s, Simondi established a trusted resource for file type analysis that was even referenced by Microsoft Windows XP. Today, we use modern technology to process and convert thousands of file formats while continually improving our 411 converter.