Files in this category have no information on their source. Many of them may be copyright problems. Files that have been in this category for more than seven days (currently anything before 10 April 2024) may be speedy deleted in accordance with speedy criterion F4.

Wikimedia Commons has media related to Media without a source.

If this category has 39 items or more, it will be reported as a backlog. (recount)

This category is not shown on its member pages unless the appropriate user preference (appearance → show hidden categories) is set.

To tag a file that has no source, use

{{no source|month=April|day=17|year=2024}} or simply {{subst:nsd}}

which will put the file in Category:Wikipedia files with unknown source as of 17 April 2024. (If the category doesn't exist yet, please create it.)

When tagging a problem file, consider notifying the uploader. You can add

{{subst:File source|File:FileName.jpg}} --~~~~

to the uploader's talk page.

Users sometimes specify the source or licensing information in the edit summary, or the source may be obvious but it is not in standardized template form. If so, simply edit the description to have the appropriate templates.

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