no multiple. You run 1 or you run all in open mode. Or you can just use cy:run here's a PR for the run-all workaround https://github.com/muratkeremozcan/react-hooks-in-action-with-cypress/pull/153/files then you have Gleb's blog post https://glebbahmutov.com/blog/run-all-specs-cypress-v10/