>>1420221When you restore a backup onto a larger disk, the volumes stay the same size and you have a big pile of unallocated space at the end. You have to go into control panel and make the c: volume larger to actually use the new space that's available.
https://www.youtube.com/watch?v=NIV2-P8phqwIf there's a recovery partition that needs to move out the way, it's not the end of the world. Download the gparted live USB, boot it, and you get an application that looks an awful lot like disk management, but it's more powerful and can move partitions around.