Leave it as it is
or ideally wire two extra cables from your lnb and use both.
Two boxes share same software, the latter one is smaller but is cut down considerably in terms of features, no scart, no front display. You can’t transfer existing recordings from one to the other.
History suggests the earlier box is likely to be more reliable. Having two you can share the load between two so likely to last twice as long.
, and record 4 at once and watch more channels at the same time while recording two.