Click here to download the all-in-one Sweet Home 3D installer bundled with Java.
Download the Gymnova library objects (4MB), save it to your hard drive and import it into the software by using the menu 'Furniture> Import furniture library' and select the file you have just downloaded.
Run the downloaded installation program, and follow the instructions from the installation wizard.
Double-click on the downloaded file and run Sweet Home 3D application found in the opened folder. To install Sweet Home 3D, drag and drop the application in the folder of your choice.
Uncompress the downloaded file and run SweetHome3D application found in the uncompressed directory. To install Sweet Home 3D, move the uncompressed directory in the one of your choice.