Create Projects
Retrieve Source
Deploy Source
Quick Start with Deploy and Retrieve
Source Format
Source Diff
Use a Manifest File
Detect Conflicts on Deploy
Deploy On Save
Delete Source
Rename Components
To deploy metadata from your local project to your default org, use the SFDX: Deploy Source to Org command. When you deploy the code changes, the local version of the source files overwrites the metadata in your org.

You can deploy source of a manifest, source files, directories, or folders: