Opening a DNG File

The DNG file type is primarily associated with Lightroom.

DNG	File extension: DNG
	File type:	raw image

What is a DNG file?

DNG files mostly belong to Lightroom by Adobe. DNG filename extension is mainly associated with Digital Negative; a TIFF/EP-based RAW image file format developed by Adobe. DGN files saved in Digital Negative format contain uncompressed, high-resolution photographs captured by the image sensor on digital cameras manufactured by companies such as Samsung, Leica, and Hasselblad. Such photographs are stored as RAW pixel data alongside EXIF, XMP, or IPTC metadata and; CIE XYZ coordinates, and ICC profiles. Camera settings and timestamps may also be saved as part of the photograph. Adobe design products such as Photoshop, Photoshop Elements, Lightroom, and third-party programs such as Preview and ACDsee Photo Studio support DNG image format. DNG is also the filename extension of virtual dongle images used by dongle emulators. Such a DNG file is created by programs like EdgePro and it contains a digital copy of all information (e.g. software, keys, and license data) of a dongle.

How to open a DNG file

You need a suitable software like Lightroom to open a DNG file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your DNG file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a DNG file directly in the browser:. Just drag the file onto this browser window and drop it.

Online DNG File Viewer

Choose your .dng file to view

or drag and drop it here

Online File Viewer

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Easily convert DNG files to JPG, PDF, HTML, DOC, ...

If you want to convert or edit a DNG file, you can use our free Online DNG File Converter (powered by Convert.Guru):

To do so, click the "Choose your .dng file to view" button above.
After your file is opened in browser,
click "Save as..." in the menu.
Then click the file format (e.g. PDF, JPG, DOCX, TXT, ...) you want.
Download the converted file.

Programs that open and convert DNG files:

Lightroom by Adobe
See the previous paragraphs to learn more about the main application. DNG files are often referred to as Lightroom camera raws because this type of file is primarily created or used by this software.
ACDSee Photo Studio (raw image) by ACD
ACDSee Photo Studio is a complete image organization and image manipulation software for Windows and Mac operating systems. It can be used to open, edit, and convert images saved in DNG (Digital Negative) format. This file format is classified as Camera Raw. Related links: Digital Negative (DNG), TIFF/EP, Raw image format
Commander Keen (dungeon data) by id
Commander Keen was a series of side-scrolling platform video games for classic MS-DOS operating system. Information about dungeons used in the game are saved in DNG files. This file format is classified as Game.
Photoshop (raw image) by Adobe
Photoshop is a professional photo-editing software used by photographers and graphics designers in electronic and print applications. DNG (Digital Negative) is one of the RAW image formats supported by Photoshop. This file format is classified as Camera Raw. Related links: Digital Negative (DNG), TIFF/EP, Raw image format

DNG format details:

To view or edit DNG files you need to know the file format, because it determines how the data in this file is stored. The first characters in a file identify the file format, for example, HTML files start with the bytes <html>. Frequently, however, one file extension is used by different programs for different file formats, and one file format for different file extensions. So you need a detailed analysis of a file to find out the format and the associated program. Our analysis of the DNG files produces the following result:

The DNG file extension is not found very often and mainly uses a special format. The two most common formats are as follows:

85% of all DNG files save the data in TIFF file format. TIFF is short for Tagged Image File Format. It stores raster graphics images that support color depths from 1 to 24-bit, lossy and lossless compression and multiple layers and pages. These files are binary files, so they do not contain text, but only cryptic characters. The files are 960 KB to 37 MB in size, with a median of 20 MB. It is a modern file type. 20180601.dng or IMG_20180601.dng is a typical file name. Such files sometimes refer to preset, microsoft, unsplash, lumia, dual and inspired, and often include person-related information.
10% of all DNG files are Apple Digital Negative format files, which are using the popular TIFF file format. If you open these files in a text editor, you will see only illegible characters. The files are often between 19 MB and 31 MB in size. The files contain the following words: APPLEDNG.

All other DNG files (5%) have no consistent format. If you want to find out what your DNG file contains, drag and drop it onto this page.

Technical Data for DNG File Extension

File classification:

Camera Raw

Related files:

insp, dgn, ndg, xmp, dnd, 360, dnc, tiff, cube, apc, img, jpeg, jpg, ds_store, rwl

Mime type:

image/x-raw-adobe, image/dng, image/tiff

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: PhotoshopElements3.DigitialNegative
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 3.0\PhotoshopElementsEditor.exe %1

ProgramID: FastStone.dng
EXEFile: %ProgramFiles%\FastStone Image Viewer\FSViewer.exe %1

ProgramID: PaintShopProX.Image
EXEFile: %ProgramFiles%\Corel\Corel Paint Shop Pro X\Paint Shop Pro X.exe

ProgramID: MediaCenter.11.File
EXEFile: %SystemRoot%\system32\MC11.exe /Play

ProgramID: PhotoshopElements.DNGFile.4
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 4.0\PhotoshopElementsEditor.exe

ProgramID: ACDSee Pro.dng
EXEFile: %ProgramFiles%\ACD Systems\ACDSee\8.0.Pro\ACDSee8Pro.exe

ProgramID: FastStoneMV.dng
EXEFile: %ProgramFiles%\FastStone MaxView\MaxView.exe

ProgramID: PaintShopProPhotoXI.Image
EXEFile: %ProgramFiles%\Corel\Corel Paint Shop Pro Photo XI\Corel Paint Shop Pro Photo.exe

ProgramID: SnapfireI.Image
EXEFile: %ProgramFiles%\Corel\Corel Snapfire Plus\Corel Snapfire.exe

ProgramID: PhotoshopElements.DNGFile.5
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 5.0\PhotoshopElementsEditor.exe

ProgramID: MediaCenter.11.File
EXEFile: %ProgramFiles%\K-Lite Codec Pack\Media Player Classic\mplayerc.exe

ProgramID: ACDSee 8.0.dng
EXEFile: %ProgramFiles%\ACD Systems\ACDSee\8.0\ACDSee8.exe

ProgramID: Photoshop.CameraRawFileDigital.10
EXEFile: %ProgramFiles%\PhootoshopCS\Adobe Photoshop CS3\Photoshop.exe

ProgramID: ACDSee.dng
EXEFile: %ProgramFiles%\ACD Systems\ACDSee\5.0\ACDSee5.exe

ProgramID: FastStone.dng
EXEFile: %ProgramFiles%\FastStone\FSIV\FSViewer.exe

ProgramID: PhotoshopElements.DNGFile.6
EXEFile: %ProgramFiles%\Adobe\Photoshop Elements 6.0\PhotoshopElementsEditor.exe

ProgramID: Adobe DNG Image
EXEFile: %ProgramFiles%\ArcSoft\RAW Thumbnail Viewer\RAW Thumbnail Viewer.exe

Show all 17 listings To Top

a dng raw image is a special file format by Adobe and should only be edited and saved with the appropriate software.

How to solve problems with DNG files

Associate the DNG file extension with the correct application.
Update your software that should actually open raw images. Because only the current version supports the latest DNG file format. Search, therefore, e.g. on the Adobe manufacturer website after an available Lightroom update.
To make sure that your DNG file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
Click here to open your .DNG file online - secure, fast, and no downloads needed.