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puppeteer/website/versioned_docs/version-25.4.0/api/puppeteer.page.emulatecputhrottling.md
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Page.emulateCPUThrottling

Page.emulateCPUThrottling() method

Enables CPU throttling to emulate slow CPUs.

Signature

class Page {
  abstract emulateCPUThrottling(factor: number | null): Promise<void>;
}

Parameters

Parameter

Type

Description

factor

number | null

slowdown factor (1 is no throttle, 2 is 2x slowdown, etc).

Returns:

Promise<void>