puppeteer/website/versioned_docs/version-22.6.5/api/puppeteer.launchoptions.md
release-please[bot] e0932e5cce
chore: release main (#12274)
🤖 I have created a release *beep* *boop*
---


<details><summary>browsers: 2.2.2</summary>

##
[2.2.2](https://github.com/puppeteer/puppeteer/compare/browsers-v2.2.1...browsers-v2.2.2)
(2024-04-15)


### Bug Fixes

* remove NetworkServiceInProcess2 set by default
([#12261](https://github.com/puppeteer/puppeteer/issues/12261))
([ff4f70f](ff4f70f4ae)),
closes [#12257](https://github.com/puppeteer/puppeteer/issues/12257)
</details>

<details><summary>puppeteer: 22.6.5</summary>

##
[22.6.5](https://github.com/puppeteer/puppeteer/compare/puppeteer-v22.6.4...puppeteer-v22.6.5)
(2024-04-15)


### Miscellaneous Chores

* **puppeteer:** Synchronize puppeteer versions


### Dependencies

* The following workspace dependencies were updated
  * dependencies
    * puppeteer-core bumped from 22.6.4 to 22.6.5
    * @puppeteer/browsers bumped from 2.2.1 to 2.2.2
</details>

<details><summary>puppeteer-core: 22.6.5</summary>

##
[22.6.5](https://github.com/puppeteer/puppeteer/compare/puppeteer-core-v22.6.4...puppeteer-core-v22.6.5)
(2024-04-15)


### Bug Fixes

* remove NetworkServiceInProcess2 set by default
([#12261](https://github.com/puppeteer/puppeteer/issues/12261))
([ff4f70f](ff4f70f4ae)),
closes [#12257](https://github.com/puppeteer/puppeteer/issues/12257)
* use setImmediate to reduce flakiness when processing events
([#12264](https://github.com/puppeteer/puppeteer/issues/12264))
([73403b3](73403b323e))


### Dependencies

* The following workspace dependencies were updated
  * dependencies
    * @puppeteer/browsers bumped from 2.2.1 to 2.2.2
</details>

---
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Please](https://github.com/googleapis/release-please). See
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Co-authored-by: release-please[bot] <55107282+release-please[bot]@users.noreply.github.com>
2024-04-15 07:06:55 +00:00

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Markdown

---
sidebar_label: LaunchOptions
---
# LaunchOptions interface
Generic launch options that can be passed when launching any browser.
#### Signature:
```typescript
export interface LaunchOptions
```
## Properties
<table><thead><tr><th>
Property
</th><th>
Modifiers
</th><th>
Type
</th><th>
Description
</th><th>
Default
</th></tr></thead>
<tbody><tr><td>
<span id="channel">channel</span>
</td><td>
`optional`
</td><td>
[ChromeReleaseChannel](./puppeteer.chromereleasechannel.md)
</td><td>
Chrome Release Channel
</td><td>
</td></tr>
<tr><td>
<span id="dumpio">dumpio</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
If true, pipes the browser process stdout and stderr to `process.stdout` and `process.stderr`.
</td><td>
`false`
</td></tr>
<tr><td>
<span id="env">env</span>
</td><td>
`optional`
</td><td>
Record&lt;string, string \| undefined&gt;
</td><td>
Specify environment variables that will be visible to the browser.
</td><td>
The contents of `process.env`.
</td></tr>
<tr><td>
<span id="executablepath">executablePath</span>
</td><td>
`optional`
</td><td>
string
</td><td>
Path to a browser executable to use instead of the bundled Chromium. Note that Puppeteer is only guaranteed to work with the bundled Chromium, so use this setting at your own risk.
</td><td>
</td></tr>
<tr><td>
<span id="extraprefsfirefox">extraPrefsFirefox</span>
</td><td>
`optional`
</td><td>
Record&lt;string, unknown&gt;
</td><td>
[Additional preferences](https://searchfox.org/mozilla-release/source/modules/libpref/init/all.js) that can be passed when launching with Firefox.
</td><td>
</td></tr>
<tr><td>
<span id="handlesighup">handleSIGHUP</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
Close the browser process on `SIGHUP`.
</td><td>
`true`
</td></tr>
<tr><td>
<span id="handlesigint">handleSIGINT</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
Close the browser process on `Ctrl+C`.
</td><td>
`true`
</td></tr>
<tr><td>
<span id="handlesigterm">handleSIGTERM</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
Close the browser process on `SIGTERM`.
</td><td>
`true`
</td></tr>
<tr><td>
<span id="ignoredefaultargs">ignoreDefaultArgs</span>
</td><td>
`optional`
</td><td>
boolean \| string\[\]
</td><td>
If `true`, do not use `puppeteer.defaultArgs()` when creating a browser. If an array is provided, these args will be filtered out. Use this with care - you probably want the default arguments Puppeteer uses.
</td><td>
`false`
</td></tr>
<tr><td>
<span id="pipe">pipe</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
Connect to a browser over a pipe instead of a WebSocket.
</td><td>
`false`
</td></tr>
<tr><td>
<span id="product">product</span>
</td><td>
`optional`
</td><td>
[Product](./puppeteer.product.md)
</td><td>
Which browser to launch.
</td><td>
`chrome`
</td></tr>
<tr><td>
<span id="timeout">timeout</span>
</td><td>
`optional`
</td><td>
number
</td><td>
Maximum time in milliseconds to wait for the browser to start. Pass `0` to disable the timeout.
</td><td>
`30_000` (30 seconds).
</td></tr>
<tr><td>
<span id="waitforinitialpage">waitForInitialPage</span>
</td><td>
`optional`
</td><td>
boolean
</td><td>
Whether to wait for the initial page to be ready. Useful when a user explicitly disables that (e.g. `--no-startup-window` for Chrome).
</td><td>
`true`
</td></tr>
</tbody></table>