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Known Participant
March 31, 2026
Question

How to remove ProRAW embedded jpeg metadata in lightroom mobile?

  • March 31, 2026
  • 2 replies
  • 31 views

Hello adobe engineers and team!  I have a iPhone 17 pro max currently, and I just realized that no matter what I do in lightroom mobile (latest 11.2.3 for android and 11.2.2 for iOS) when editing the full res ProRAW or normal binned ProRAW dng, it always seems to be editing the embedded jpeg of it instead of the true raw.  For reference, I used this app here: https://github.com/AJ732101/DngMaster_Public  on my Oneplus Open running android 15, that DNGMaster app actually allows editing the true raw portion of the ProRAW.  In that app, when you open it, and edit, you can see much more fine details and adjustments; where as in LRM even when you turn down the sharpening, noise reduction and color noise reduction, it still looks clumpy, blotchy, and not proper.  

 

The app mentioned above uses Libraw and OpenCV vs the android preview, which seems to somehow locks into the metadata of the jpeg portion of ProRAW.  I will attach the dng I used so the team can experiment on their end using LRM and the app above.

 

ProRAW: https://www.dropbox.com/scl/fi/93esmb0pby4wq1kh5t1yx/IMG_3709.DNG?rlkey=db4z10vmgf2x4g82odb09vogb&st=9v0348nf&dl=0

Lightroom processed image: https://www.dropbox.com/scl/fi/pm3mwes81kztbndpv7pcl/IMG_3709.jpg?rlkey=nwwetlhlgq9nnz7hqsjl33c6j&st=b6dpencj&dl=0

 

DNG Master processed image: https://www.dropbox.com/scl/fi/mby9en97pqqk1m0l1g6hx/IMG_3709_developed.jpg?rlkey=p4fzomrqqqt9c1xizwlpf441e&st=1g6mng4d&dl=0

 

I will attach files showing what I did.  The lightroom mobile edit just have sharp, noise reduction, and noise reduction to 0, rest untouched.  The other app is a full blown edit to get as close to exposure and hdr as I could to LRM.  Keep in mind the app DNG Master is still working progress.

 

    2 replies

    nhan_8084Author
    Known Participant
    April 1, 2026

    @Sameer K please take a look.

    nhan_8084Author
    Known Participant
    March 31, 2026

    @Rikk Flohr_Photography could you take a look into this matter.  I went through great length to analyze this with the dev for DNG Master.  It seems like the app Nomacs for pc or mac, and rapidraw for pc or mac can do similar editing as DNG Master and allow for edit of the true dng portion and not the metadata of the jpeg embedded for proraw.