---
title: "Unknown Document Fill Icon | Free Download PNG & SVG | Sharp Fill - Material Symbols"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/unknown-document-fill--29935
canonical_url: "https://www.streamlinehq.com/icons/download/unknown-document-fill--29935"
summary: "Sharp solid icon of a document with a folded corner and a question mark badge. Used for unknown files and document errors."
---

# Unknown Document Fill icon

The Unknown Document Fill icon shows a bold document with a folded corner, overlaid by a circular badge containing a question mark. Drawn in the solid style on a 24px grid so its bold silhouette stays clear at small sizes. Use it for unknown files, unsupported documents, missing file previews, error states, and document help screens. It belongs to Sharp Fill - Material Symbols free set in the Google Material family.

## Preview

![Sharp solid icon of a document with a folded corner and a question mark badge. Used for unknown files and document errors.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/text-formatting/unknown-document-fill-734u4z4iwfhjk51th6lifn.png/unknown-document-fill-5ucdz9406cpwrm4tgx5so.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Unknown Document Fill
- **Type**: Icon
- **Set**: [Sharp Fill - Material Symbols](/icons/material-symbols-sharp-fill.md) — Material Symbols by Google - free customizable icon set with icons in outlined, rounded, and sharp variants.
- **Family**: [Google Material](/icons/material-symbols.md)
- **Style**: Solid, Bold, Geometric
- **Category**: Text Formatting › Text Formatting
- **Default size**: 24px
- **Pricing**: Free
- **License**: [Apache](https://www.apache.org/licenses/LICENSE-2.0.txt)
- **Author**: [Google](https://fonts.google.com/icons)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: unknown, Document, question, FAQ, Help, information, Inquiry, support, Guide, Query, search, file

## Download

- [Download Unknown Document Fill on Streamline](https://www.streamlinehq.com/icons/download/unknown-document-fill--29935)

## Also available in other styles

- [Unknown Document Fill — Rounded Fill - Material Symbols](/icons/download/unknown-document-fill--29973.md) (Free)
- [Unknown Document Fill — Outlined Fill - Material Symbols](/icons/download/unknown-document-fill--29980.md) (Free)

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