---
title: "Device Unknown Fill Icon | Free Download PNG & SVG | Rounded Fill - Material Symbols"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/device-unknown-fill--29966
canonical_url: "https://www.streamlinehq.com/icons/download/device-unknown-fill--29966"
summary: "Rounded solid icon of a smartphone with a question mark and dot. Used for unknown devices and troubleshooting."
---

# Device Unknown Fill icon

The Device Unknown Fill icon shows a rounded smartphone frame with a large question mark and dot inside. Drawn in the solid style on a 24px grid so its bold shapes stay clear at small sizes. Use it for unidentified devices, device setup, troubleshooting, support screens, and error states. It belongs to Rounded Fill - Material Symbols free set in the Google Material family.

## Preview

![Rounded solid icon of a smartphone with a question mark and dot. Used for unknown devices and troubleshooting.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/hardware/device-unknown-fill-ulv48v6go9f4k48y35fl48.png/device-unknown-fill-lbabg8azlukjyn94mvasa.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Device Unknown Fill
- **Type**: Icon
- **Set**: [Rounded Fill - Material Symbols](/icons/material-symbols-rounded-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**: Hardware › Hardware
- **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**: device, unknown, Smartphone, Mystery, Inquiry, Help, support, problem, Question, assist, information, Trouble, query, search, Assistance, faq

## Download

- [Download Device Unknown Fill on Streamline](https://www.streamlinehq.com/icons/download/device-unknown-fill--29966)

## Also available in other styles

- [Device Unknown Fill — Sharp Fill - Material Symbols](/icons/download/device-unknown-fill--29928.md) (Free)
- [Device Unknown Fill — Outlined Fill - Material Symbols](/icons/download/device-unknown-fill--29987.md) (Free)

---

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