.HDR file extension
To open .HDR files on Windows, right-click the .HDR file and choose 'Open with'.
.HDR files are high dynamic range images. Open them using compatible software like Adobe Photoshop or GIMP.
Last updated: March 19, 2026 · Reviewed by Julian Stricker
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Open on your device
Choose your operating system for a dedicated step-by-step opening guide.
How to open .HDR files
Use these platform-specific instructions to open .HDR files safely.
Windows
- Right-click the .HDR file and choose 'Open with'.
- Select Adobe Photoshop or another HDR-compatible application.
Mac
- Control-click the .HDR file and choose 'Open With'.
- Select an application like Affinity Photo that supports HDR files.
Linux
- Right-click the .HDR file and select 'Open With'.
- Choose GIMP or another installed application that supports HDR.
iOS
- Open the .HDR file in the Files app and tap 'Share'.
- Select an app that supports HDR images, like Adobe Lightroom.
Android
- Open the .HDR file from the file manager.
- Choose an app like Snapseed that supports HDR images.
Security notes
- Always verify the source of .HDR files before opening.
- Use antivirus software to scan files for malware.
- Avoid executing any scripts or macros embedded within the file.
Can't open this file?
These are the most common causes and fixes when .HDR files fail to open.
Common reasons
- File won't open
- Poor image quality
Fix steps
- Ensure you have a compatible application installed.
- Check the file for corruption or download it again from a trusted source.
Recover a deleted or lost .HDR file
If the file was deleted by mistake or the drive was formatted, data recovery software may be able to get it back. Stop writing to that drive right away, because new data can overwrite what you want to recover.
Windows software that recovers deleted or lost files from PCs and external drives such as HDDs, SSDs, USB drives and memory cards, after deletion, formatting or a crash.
Wondershare RecoveritWindows and Mac software that recovers deleted or lost files from computers and external drives such as HDDs, SSDs, USB drives and SD cards.
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OS-specific troubleshooting
Convert .HDR to other formats
Use conversion tools to change .HDR files into formats your software supports.
- .HDR → .3FR
- .HDR → .ARW
- .HDR → .BAY
- .HDR → .BMP
- .HDR → .BMQ
- .HDR → .CINE
- .HDR → .CR2
- .HDR → .CRW
- .HDR → .CS1
- .HDR → .DC2
- .HDR → .DCR
- .HDR → .DNG
- .HDR → .EPS
- .HDR → .ERF
- .HDR → .FFF
- .HDR → .GIF
- .HDR → .HEIC
- .HDR → .IA
- .HDR → .ICO
- .HDR → .JLS
- .HDR → .JP2
- .HDR → .JPEG
- .HDR → .JPG
- .HDR → .K25
- .HDR → .KC2
- .HDR → .KDC
- .HDR → .MDC
- .HDR → .MEF
- .HDR → .MOS
- .HDR → .MRW
- .HDR → .NEF
- .HDR → .NRW
- .HDR → .ORF
- .HDR → .PEF
- .HDR → .PNG
- .HDR → .PSD
- .HDR → .PXN
- .HDR → .QTK
- .HDR → .RAF
- .HDR → .RAW
- .HDR → .RDC
- .HDR → .RW2
- .HDR → .RWL
- .HDR → .SGI
- .HDR → .SR2
- .HDR → .SRF
- .HDR → .SRW
- .HDR → .STI
- .HDR → .SVG
- .HDR → .TGA
- .HDR → .TIFF
- .HDR → .WEBP
- .HDR → .X3F
- .HDR → .XBM
- .HDR → .XPM
What is a .HDR file?
.HDR is a file format for images with high dynamic range, capturing greater detail in highlights and shadows. It is commonly used in photography and 3D rendering.
Background
.HDR files store images with a high dynamic range, allowing for more detail in both the bright and dark areas of an image. This format is particularly useful in photography and computer graphics, where it is important to capture a wide range of luminance levels. The HDR format was developed to overcome the limitations of traditional image formats that cannot accurately represent the full range of light intensities found in real-world scenes. It is widely used in 3D rendering, visual effects, and professional photography to create more realistic images. HDR images are often used in scenarios where lighting conditions are challenging, such as in architectural photography or when capturing the full spectrum of a sunset.
Common MIME types: image/vnd.radiance
Further reading
Authoritative resources for more details on the .HDR format.
Common .HDR issues
File won't open
This issue usually occurs if the required software is not installed or the file is corrupted.
- Ensure you have a compatible application installed.
- Check the file for corruption or download it again from a trusted source.
Poor image quality
The image may appear with poor quality if viewed in an incompatible viewer.
- Use a dedicated HDR viewer or editor.
- Adjust the display settings to support HDR content.
FAQ
Can .HDR files be converted to other formats?
Yes, use software like Photoshop or online converters to change .HDR to other image formats.
Why does the .HDR file look different on my screen?
HDR files require compatible hardware and software to display correctly. Ensure your monitor and software support HDR.
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