03 Postman API Testing for Beginners – Send & Test HTTP Requests Like a Pro!
Download and install Postman from Postman’s official website.
Open Postman and sign in (optional but recommended for saving requests and collections).
Choose the appropriate HTTP method:
GET – Retrieve data from a server.
POST – Send data to a server.
PUT – Update existing data.
DELETE – Remove data from a server.
PATCH – Modify a part of the resource.