Insert the disc in the drive. On the desktop if it doesn't auto run then click on file explorer (task bar bottom left) and double click on the DVD drive which should show the disc. Once opened you can select the 'view large thumbnails' bottom right corner, instead of list. Easier to know which to copy and paste to a destination folder.
LG G6 review: Hands-on with LG’s bold, big-screen shot at perfection