---
name: "up.Request.prototype.lateDelay"
area: "API"
kind: "Property"
parent: "up.Request class"
url: "https://unpoly.com/api/up.Request.prototype.lateDelay"
---
<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.lateDelay

The number of milliseconds after which this request can cause an [`up:network:late`](https://unpoly.com/api/up:network:late.md) event and show the [progress bar](https://unpoly.com/learn/progress-bar.md).

Defaults to [`up.network.config.lateDelay`](https://unpoly.com/api/up.network.config.md#config.lateDelay).

---

## Value {#value}

### [lateDelay] {#lateDelay}

(optional)

Type: number | boolean