Follow these links to learn about core concepts of Cypress:
Introduction to Cypress: https://docs.cypress.io/guides/core-concepts/introduction-to-cypress
Writing and Organizing Tests: https://docs.cypress.io/guides/core-concepts/writing-and-organizing-tests
Retry Commands & Assertions: https://docs.cypress.io/guides/core-concepts/retry-ability
Element Interactions: https://docs.cypress.io/guides/core-concepts/interacting-with-elements
Variables & Aliases: https://docs.cypress.io/guides/core-concepts/variables-and-aliases
Conditional Testing: https://docs.cypress.io/guides/core-concepts/conditional-testing
Test Runner: https://docs.cypress.io/guides/core-concepts/test-runner
Cypress Studio: https://docs.cypress.io/guides/core-concepts/cypress-studio