jupyterlab/docs/source/user/file_editor.md

File Editor

The File Editor in JupyterLab enables you to edit text files in JupyterLab:

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The File Editor includes syntax highlighting, configurable indentation (tabs, spaces), different key maps (vim, emacs, Sublime Text) and basic theming. These settings can be found in the Settings menu:

[screenshot]

To edit an existing text file, double-click on the file in the File Browser or drag it into the Dock Panel:

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To create a new text file in the current directory of the File Browser, click the + button at the top of the File Browser and click the “Text Editor” card in the Launcher:

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