And I hope you love the case! I also used a Define R5 for my most recent build, a couple years ago. It’s solid!

Looks like Thorin wants you to open that up so he can claim his box!

Assuming the new drive is an equal size or larger: Boot from a USB drive and use dd to clone the old drive to the new one. Then, remove the old drive and boot from the new one. You’ll also need to resize the partitions on the new drive if it’s larger.