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Click the relevant opening type button on the Left Toolbar, or use the keyboard shortcuts, ⌨ W
for Windows, ⌨ D
for Doors and ⌨ P
for Permanent Openings.
You can toggle between creating Windows, Doors & Permanent Openings by using the Change Type button in the guide-box or the ⌨ Tilde `
Change Sub-Mode keyboard shortcut.
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