---
title: "Folder Warning Icon | Free Download PNG & SVG | Ultimate Regular"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/folder-warning--9208
canonical_url: "https://www.streamlinehq.com/icons/download/folder-warning--9208"
summary: "Clean line icon of a folder with a warning triangle and exclamation mark. Used for folder, file, and storage alerts."
---

# Folder Warning icon

The Folder Warning icon shows a folder outline with a warning triangle and exclamation mark. Drawn in the line style on a 24px grid with a 1.5px stroke so it stays clear at small sizes. Use it for folder errors, file warnings, storage issues, and unavailable or corrupted content. It belongs to Ultimate Regular set in the Ultimate family.

## Preview

![Clean line icon of a folder with a warning triangle and exclamation mark. Used for folder, file, and storage alerts.](https://assets.streamlinehq.com/image/private/w_240,h_240,ar_1/f_auto/v1/icons/folders/folder-warning-765259mwt5j57pjid8tsk.png/folder-warning-0l04g7w55fdevqohjv06m.png?_a=DATAiZkSZAA0)

## Details

- **Name**: Folder Warning
- **Type**: Icon
- **Set**: [Ultimate Regular](/icons/streamline-regular.md) — Icon encyclopedia with every concept. Regular style prioritizes simplicity, adapts to light/dark backgrounds. 
- **Family**: [Ultimate](/icons/ultimate-sets.md) — The encyclopedia of icons
- **Style**: Line, Minimal, Stroke
- **Category**: Files Folders › Folders
- **Default size**: 24px
- **Stroke width**: 1.5px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: folder, warning, alert, error, risk, important, notification, danger, data, bug, storage, directory

## Download

- [Download Folder Warning on Streamline](https://www.streamlinehq.com/icons/download/folder-warning--9208)

## Also available in other styles

- [Folder Warning — Ultimate Colors](/icons/download/folder-warning--19814.md) (Pro)
- [Folder Warning — Ultimate Bold](/icons/download/folder-warning--7746.md) (Pro)
- [Folder Warning — Ultimate Light](/icons/download/folder-warning--8477.md) (Pro)
- [Folder Warning — Ultimate Duotone](/icons/download/folder-warning--15975.md) (Pro)

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