puppeteer/website/versioned_docs/version-19.1.0/api/puppeteer.launch.md

---
sidebar_label: launch
---

# launch variable

**Signature:**

```typescript
launch: (
  options?:
    | import('puppeteer-core/internal/node/PuppeteerNode.js').PuppeteerLaunchOptions
    | undefined
) => Promise<import('./types.js').Browser>;
```