How do you save warioware diy?

To save your progress in WarioWare: D.I.Y., simply press the "Start" button to access the menu, then select "Save." You can save your creations and progress at any time, allowing you to return to them later. Make sure to save regularly to avoid losing any work, as the game doesn't have an auto-save feature. Additionally, ensure your Nintendo DS has enough battery life to complete the saving process.