* The last one is the / (root) partition. Click on the plus (+) and a window will appear:
# Choose '''Mount Point''' of ''/''.
# Enter '''Desired Capacity''' of ALL remaining disk space (note the amount of remaining disk space (this is displayed at the bottom of the installer window)
# Select '''Add mount point'''.
* Review the partition scheme and if it looks ok, choose '''Done''' and select '''Accept changes'''.