Bearer Token not included in header for test API connection

What is Bearer token and How it works?

OAuth 2.0 Authorization header not being added by Postman · Issue #4140 · postmanlabs/postman-app-support · GitHub

Capture unique Bearer token into variable and passed into header of request2 - Katalon Studio - Katalon Community

Securing multiple Auth0 APIs in ASP.NET Core using OAuth Bearer tokens

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Bearer Token not included in header for test API connection

rest api - What is the difference between Bearer token and API key authorisation in Postman API testing? - Software Quality Assurance & Testing Stack Exchange

ASP.NET Core 3.1 - JWT Authentication Tutorial with Example API

Authentication failed. The 'Authorization' header is missing - Invoke-WebRequest Azure ARM - GeralexGR

Azure Load Testing Series - Accessing bearer token in Jmeter using JSON extractor - Let's talk Azure

I got some API response error