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Restoration guide · Updated September 29, 2026

How to remove stains from an old photo

A stain on a photo can call for two answers: one for the paper, which may still be wet, and one for the image, which digital restoration handles.

Short answer

If the photo is wet, talk to a conservator right away: the National Archives says wet material needs quick action to prevent further damage. If there is mold, limit handling and see the mold guide. A photo stuck to another is a case for a conservator. For the image, scan and restore the copy: the restoration reduces the stains and rebuilds the covered area from what remains around it.

Avoid

  • Forcing stuck photos apart
  • Storing them near leaks or in a damp basement
  • Handling a moldy photo more than necessary
Already have the scanned photo? See the restoration preview
In this guide
  1. What the restoration does with the stain
  2. And the paper? What the National Archives recommends
  3. Frequently asked questions
  4. References

What the restoration does with the stain

The restoration reduces stains in the scanned image and rebuilds the covered area from what remains around it. Where the stain erased a detail or a face, the result there is interpretation, not recovery.

Mold stains have their own guide, because they also involve health and how the paper is stored.

And the paper? What the National Archives recommends

  1. If it is wet, talk to a conservator right away

    The National Archives says wet or pest-affected material needs quick action to prevent further damage, and it does not detail a home treatment.

  2. If there is mold, limit handling

    Mold can be a health risk. Cut off the source of moisture and consult a conservator for items that are valuable or have sentimental value.

  3. If it is stuck, call a conservator

    An original document stuck to another is on the list of cases the National Archives sends to a conservator.

Common questions

Frequently asked questions

Does digital restoration remove water stains?

It reduces the stains in the scanned image and rebuilds the area from what remains around it. Where the stain erased a detail, the result is interpretation. See the preview before you pay.

What about mold stains?

They are also treated in the image, with the same caveat. For the paper, the National Archives says to limit handling, cut off the source of moisture and consult a conservator. See the mold guide.

Can I clean the stain off the paper at home?

The National Archives gives no home cleaning step. It sends to a conservator whatever proper storage and handling can't solve. That is why this guide recommends against improvising.

Does the photo look natural afterward?

The goal is to fill the stained area based on what is around it. The result depends on how much of the image still shows: check the preview.

How much does it cost to restore the image?

The first preview is free, with a watermark. To download without it, the entry pack costs US$2.99. Processing time varies.

References

The facts cited in this guide come from the pages below. Pages read directly on Sep 29, 2026.

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