Things You'll Need
Instructions
Open your web browser and navigate to a web page that offers DVD ISO extraction and DVD image burning software. Imgburn is one program that performs both of these services. Download the program by clicking the "Download" link. Make note of the location of the downloaded file on your computer.
Double-click on the program's icon. Follow the on-screen setup instructions to install the program.
Insert the Wii game disc that you wish to create a backup of into the LG drive installed on your computer. Run the DVD ISO extraction/burning software that you downloaded in Step 1. Click the "Create Image File From Disc" button from the application window. Select your LG disc drive from the "Source" drop down menu. Click the "Start" button. Make sure to take note of where the extracted files will be saved on your computer. Allow several hours for the extraction process to finish.
Remove the Wii disc from your computer's disc drive and insert a blank DVD. Return to the application's main menu and click the "Write Image File to Disc" button. Click on the "Source" option and locate the file you extracted from your Wii disc in Step 4. Click the "Open" button, followed by the "Start" button. Allow several minutes for this process to complete.