Modifier les métadonnées

Upload a JPEG, PNG, or PDF, edit metadata fields, and download the updated file.

Edit or delete JPEG, PNG, and PDF metadata fields online.

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Edit Metadata

Glissez-déposez votre fichier ici.

Les résultats apparaîtront ici

Choose a file to see the result.

Étape suivante suggérée

After editing a file, the next step is usually to review the result and compare it with the earlier version.

Next: check the updated file

Voir les métadonnées

Review the saved file and make sure the new values were written correctly.

Next: remove extra metadata

Suppression de métadonnées

If the file still contains fields you do not want, make a cleaned copy.

Next: review photo tags

Visionneuse EXIF

Open the EXIF viewer for a photo-focused check of the updated image.

Ce que vérifie cet outil

Use this page when you need to fix a few metadata fields instead of removing everything.

It reads editable fields and writes the updated values into a new file.
Leaving an editable field blank deletes that field from the exported copy.
The form stays focused on fields that can be rewritten safely in the browser.
If you upload a file that cannot be edited here, the page shows that clearly.

For many common files, the file stays on your device while the tool runs. No account is required.

Comment l’utiliser

1Upload a JPEG, PNG, or PDF file
2Edit metadata fields or delete the ones you do not want to keep
3Download the new file and open it again to verify the result

Ce que montrent les résultats

Editable fields are the tags this tool can change.
Read-only fields help you see what stays in the file after export.
When export succeeds, the updated file was created on your device.

Key terms

EXIF

EXIF is a metadata standard commonly used in photos. It can include camera details, timestamps, orientation, and GPS data.

IPTC

IPTC metadata is often used for captions, credits, keywords, and editorial information in image files.

XMP

XMP is a flexible metadata format used by many apps to store descriptive, rights, and file history information.

Questions fréquentes

Which fields can I edit right now?

JPEG support covers safe text EXIF fields. PNG support covers text metadata chunks. PDF support covers document-info fields such as title, author, subject, keywords, creator, and producer.

Can I edit every metadata field in a file?

No. Binary, structural, calculated, and unsafe fields are kept out of the editor so the exported file is less likely to break.

Quels formats de fichier cet outil accepte-t-il ?

Modifier les métadonnées fonctionne avec : JPEG images, PNG text metadata, PDF document information et Other file types for inspection.

À quoi sert cet outil ?

À utiliser pour : Add or fix copyright information before publication, Set a cleaner image or PDF description for archive work et Review file metadata before switching to another tool.