---
title: "Device Unknown Icon | Free Download PNG & SVG | Rounded Line - Material Symbols"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/device-unknown--29955
canonical_url: "https://www.streamlinehq.com/icons/download/device-unknown--29955"
summary: "Clean line icon of a rounded device with a question mark and dot. Used for unknown devices, help, and troubleshooting."
---

# Device Unknown icon

The Device Unknown icon shows a rounded rectangular device with a question mark and dot centered on its screen. Drawn in the line style on a 24px grid so it stays clear at small sizes. Use it for unidentified hardware, device detection errors, help prompts, troubleshooting, and support screens. It belongs to Rounded Line - Material Symbols free set in the Google Material family.

## Preview

![Clean line icon of a rounded device with a question mark and dot. Used for unknown devices, help, and troubleshooting.](https://assets.streamlinehq.com/image/private/w_300,h_300,ar_1/f_auto/v1/icons/hardware/device-unknown-4xb6iryk9pepftqi1g7dco.png/device-unknown-jk4g25ow4gq5s8c59aw7.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Device Unknown
- **Type**: Icon
- **Set**: [Rounded Line - Material Symbols](/icons/material-symbols-rounded-line.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**: Line, Outlined, 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 on Streamline](https://www.streamlinehq.com/icons/download/device-unknown--29955)

## Also available in other styles

- [Device Unknown — Sharp Line - Material Symbols](/icons/download/device-unknown--29913.md) (Free)
- [Device Unknown — Outlined Line - Material Symbols](/icons/download/device-unknown--30005.md) (Free)

---

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