How can I adjust the memory used by Sweet Home 3D? Under Mac OS X, right click on the application icon of Sweet Home 3D, select Show Package Contents, open the Contents folder, edit the Info.plist file by dragging its icon on TextEdit application, update the 1024 value in the text <string>-Xmx1024m</string>, save the file, then relaunch Sweet Home 3D.
Maybe you should read this section as well: How can I speed up the rendering process in photo and video creation panes?
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