---
name: "up.Request.prototype.preload"
area: "API"
kind: "Property"
parent: "up.Request class"
visibility: "deprecated"
url: "https://unpoly.com/api/up.Request.prototype.preload"
---
<nav aria-label="Unpoly docs">[All docs](https://unpoly.com/index.md) · [up.Request class](https://unpoly.com/api/up.Request.md)</nav>

# up.Request.prototype.preload

**This feature has been deprecated**. Use [`up.Request#background`](https://unpoly.com/api/up.Request.prototype.background.md) instead.

Load [`unpoly-migrate.js`](https://unpoly.com/changes/upgrading.md) to polyfill deprecated features.

Whether this request is [preloading](https://unpoly.com/learn/preloading.md) content.

---

## Value {#value}

### [preload=false] {#preload}

(optional)

Type: boolean