---
title: "App Window Error 404 Icon | Free Download PNG & SVG | Freehand Duotone"
product: "Streamline Icons, Illustrations and Elements"
url: /icons/download/app-window-error-404--21150
canonical_url: "https://www.streamlinehq.com/icons/download/app-window-error-404--21150"
summary: "Clean hand-drawn icon of a browser window showing a blue bar and 404 digits. Used for error pages and missing content."
---

# App Window Error 404 icon

The App Window Error 404 icon shows a rounded browser window with a blue header line and bold 404 numerals. Drawn in the hand-drawn duotone style on a 24px grid for an expressive, clear interface graphic. Use it for error pages, missing content notices, broken links, and failed web requests. It belongs to Freehand Duotone set in the Freehand family.

## Preview

![Clean hand-drawn icon of a browser window showing a blue bar and 404 digits. Used for error pages and missing content.](https://assets.streamlinehq.com/image/private/w_400,h_400,ar_1/f_auto/v1/icons/streamline-freehand-duotone/coding-apps-websites/app-windows/app-window-error-404-3fhr0k8cbzckct16wv1sk8.png?_a=DATAiZkSZAA0)

## Details

- **Name**: App Window Error 404
- **Type**: Icon
- **Set**: [Freehand Duotone](/icons/streamline-freehand-duotone.md) — Freehand is the largest hand-drawn icon set. The Duotone variant uses two colors to create a more vibrant, artistic appearance.
- **Family**: [Freehand](/icons/freehand-sets.md) — Hand-drawn icons
- **Style**: Hand-drawn, Outlined, Wireframe
- **Category**: Coding Apps Websites › App Windows
- **Default size**: 24px
- **Pricing**: Pro
- **License**: [Commercial](https://home.streamlinehq.com/license-premium)
- **Author**: [Streamline](https://home.streamlinehq.com/)
- **Formats**: PNG, WEBP, PDF, SVG, JSX
- **Tags**: error, app, 404, notfound, window, webpage, page, broken, missing, website, browser, internet, application, http, digital, coding, programming

## Download

- [Download App Window Error 404 on Streamline](https://www.streamlinehq.com/icons/download/app-window-error-404--21150)

## Also available in other styles

- [App Window Error 404 — Freehand Line](/icons/download/app-window-error-404--14885.md) (Pro)

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