Convert B&W to JXR

B&W to JXR made simple. Add files or folders, pick your settings, click Convert. reaConverter handles the rest — even thousands of files.

Batch B&W to JXR conversion doesn't have to be complicated. reaConverter processes entire folders with consistent quality settings. Works offline with no internet required — convert anywhere, anytime.

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B&W to JXR
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How to Convert Multiple B&W Files to JXR?

1. Download and Install reaConverter

First, grab reaConverter from the download button below. Installation is fast, and the software runs offline — no account or signup needed.

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Install reaConverter

2. Load your B&W files

Load your B&W files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Select B&Ws from a folder or drag-and-drop them directly into the reaConverter window.

Load your B&W files into reaConverter

3. Select JXR as output format

Choose JXR for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

Select JXR as output format

4. Start B&W to JXR conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

Start Conversion

After processing, find all your new .jxr files in the output location. The log shows details for each conversion.

B&W to JXR Converter

reaConverter offers the fastest, simplest solution for converting your B&W files into JXR in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting B&W files for use in a workflow? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on January 15, 2026
"Needed to convert my professional photos to JXR for long-term storage and was pleasantly surprised by reaConverter's handling of this format. The compression maintains exceptional dynamic range while reducing file sizes significantly compared to TIFFs. The batch processing saved me hours of work, and the quality preservation is outstanding - perfect for my HDR photography archive."
Jamie K.
Jamie K.
Digital Archivist
"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"
DeShawn M. Thompson
DeShawn M. Thompson
Happy User
"I'm really impressed with this software - it converts files between formats incredibly fast!"
Lin Zhang
Lin Zhang
Happy User
"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."
Ava Thomas
Ava Thomas
Happy User
"Your solution was buried deeper in search results than it should be. After struggling with unclear alternatives, I found your guides — finally, instructions that made sense for a first-time user like me. Excellent work!"
Richard E. Miller
Richard E. Miller
Satisfied Customer
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
Happy User

B&W to JXR Conversion: FAQ

What are B&W files?

B&W is a black-and-white image file created with Image Lab, an image analysis software program used in several scientific domains. Image Lab allows the creation, processing and editing of colour and grayscale images, and includes a wide variety of functions. B&W is considered a rare format and can be converted to more accessible extensions for easier storing and transferring.

What are JXR files?

JXR or JPEG XR (JPEG Extended Range) is the extension used to define high resolution and high color depth images that provide better quality than regular JPEGs. The JXR format was initially developed as an HD Photo format for Windows' media viewers and editors and can support lossy or lossless compression. Its 48-bit RGB color range allows for accuracy in rendering images and better graphic representation. Additionally, JXRs can include an alpha channel which facilitates the editing of transparent layers.

Can reaConverter convert B&W to JXR?

Yes! reaConverter instantly converts .b&w to .jxr with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert B&W to JXR online?

If you only need to convert a few B&W files to JXR format, feel free to try our free online free online B&W to JXR converter — perfect for small batches with no installation needed!

How can I turn B&W files into JXR on my computer?

The best way to change B&Ws to JXRs on your PC is to install a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from B&W to JXR.

How can I automate B&W to JXR files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert B&W files to JXR using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line b&w to jxr converter for batch processing.

What else can I do with reaConverter?

Convert CAD formatsSet picture bit depthConvert Gerber imagesCrop fileCopy EXIF data

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