== Modifying ==
* A [[hammer]] or [[mallet]] can be used for modifying the plain stone arched wall into its trimmed version, the [[stone window]]variant. '''Activate''' the tool and '''right-click''' the wall, then select '''Modify'''.
* You can turn walls to suit your needs by '''right-clicking''' them, and selecting '''Rotate wall'''.
== Improving ==
* You must [[repairing|repair]] any [[damage]] on the walls with a [[stone brick]] before [[improve|improving]] it.