✓ Runs locally in your browser

File Info Inspector

Read browser-provided file metadata locally without opening or uploading its contents.

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About this tool

What is File Info Inspector?

File Info Inspector displays the name, extension, size, reported media type and modification date supplied by your browser.

Three simple steps

How to use File Info Inspector

  1. 01

    Choose a local file to inspect.

  2. 02

    Review whether the browser supplied a MIME type and extension.

  3. 03

    Copy the metadata summary for documentation or troubleshooting.

Common questions

File Info Inspector FAQ

Does the inspector open or scan the file contents?

No. It reads browser-provided metadata only and does not perform malware or content analysis.

Is File Info Inspector private to use?

Yes. Files and structured data are processed locally in your browser and are not uploaded to Toolnera.