Where can I find the documentation for Duplicate check on the "lead capture" page?

[crmtesting]

victor thank you for your comment, but on that discussion page, it is not mentioned how the built in checker works....

[crmtesting]

shalmaxb I checked the link.. it does not have what I am looking for. the page that you have linked explains how we can have custom duplicate checker....

[crmtesting]

somebody please help.

[crmtesting]

I was setting up an API entry point for Web-to-Lead and I noticed this check box for "Duplicate Check". I want to understands how the duplicate...

[crmtesting]

Hey @Iazovic
Thank you for your response. I am individual from a country with poor purchasing power, and buying Advanced Pack extension is not feasible...

[crmtesting]

Hello,
I am receiving leads through rest API from external sources and I want to assign leads to salesperson with minimum new leads.
how should...

[crmtesting]

Thank you for you response....

[crmtesting]

As far as I could understand, both are run before an entity is saved. So, are they similar or entirely different things..?