[Home](./index.md) > [puppeteer](./puppeteer.md) > [Tracing](./puppeteer.tracing.md) > [start](./puppeteer.tracing.start.md) ## Tracing.start() method Starts a trace for the current page. Signature: ```typescript start(options?: TracingOptions): Promise; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | options | [TracingOptions](./puppeteer.tracingoptions.md) | Optional TracingOptions. | Returns: Promise<void> ## Remarks Only one trace can be active at a time per browser.