You should use this step before the request is initiated. If you need to add a custom header to the initial page load, you can use this step followed by either a navigate step or a refresh step.

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Inputs

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Name
string
required
The name of the header. This should be a valid HTTP header name.
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Value
string
required
The value of the header. This can be any string value.
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Request pattern
string
An regex pattern to match the request URLs. If provided, the header will only be added to requests that match this pattern. If not provided, the header will be added to all requests.