Header custom setting

Header Name: It’s the key name of the request header we want to add.
Add if it doesn't exist: When you enable this option, if the current request header does not contain the header name you set, the value will be added what you set. If you don't select it, it will added directly,.If it is in the request header, it will be overwritten with the value you set.
Value: It’s the value what you set.

URL match: It's URL matching when you add a Header, and if the match is successful, the Header setting will be added. Not all URLs are added. For example, if you want to add all websites, use * to indicate all URLs.

Common settings of Header use cases:
1. Cache control that force each request to be sent directly to the source server.
Cache-Control: no-cache
2. Source setting, which presents the previous page visited by the browser, and it can be considered as the link from the previous page that brought the browser to the current page.

Referer: https://mulogin.com/