How to Perform Undo and Redo in Nano Editor

The undo and redo functionalities in Nano are powerful tools that can save time and effort while editing text files.

1. Redo Shortcut: Alt + E
2. Undo Shortcut: Alt + U

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1. How to Undo in Nano

To undo the last change in Nano, use the following keyboard shortcut:

Alt + U

Steps to Undo:

1. Open a file in Nano:

nano filename.txt

2. Make some changes to the file (e.g., delete or add a line).
3. Press Alt + U to undo the last action.
4. Continue pressing Alt + U to undo more actions, moving backward through your changes.

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2. How to Redo in Nano

If you accidentally undo an action and wish to restore it, use the redo shortcut:

Alt + E

Steps to Redo:

1. After performing an undo with Alt + U, press Alt + E to redo the last undone action.
2. Repeat pressing Alt + E to redo more actions, moving forward through your change history.

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