How to exit Nano editor?

To exit the Nano editor, follow these steps:

1. Press Ctrl + X.
2. If you have unsaved changes, Nano will prompt you to save them. Press Y to save changes or N to discard them.
3. If you pressed Y, you will be prompted to confirm the file name. Press Enter to save with the current name.

This will close the Nano editor and return you to the terminal.