Quick summary
To rename a field in a QGIS attribute table, use the built-in Rename Field tool found in the Processing Toolbox — no manual editing required. This method creates a new output layer with the updated field name, keeping your original data intact.
Steps
- Select a layer in the Layers panel to set it as the active layer.
- Go to the Processing Toolbox search bar, then search for and select 'Rename Field'.
- In the dialog box, choose the layer where the attribute is located.
- Select the field to be renamed in the attribute table.
- Enter your new field name in the input box.
- Click 'Run' to execute the rename operation.
- Click the newly created layer and open its Attribute Table to confirm the field name has changed.
