Please I need little help here, my wife's passport was sent back by the home office after less than a week of submitting my application to remain in uk with my wife and son.

Hello All, Here is my immigration history, Sep 2012..entered UK on tier 4 visa. 2013..Dropped out of uni. Nov 2015..Got married to my British wife. Dec 2015...application as a British partner was sent to the HO. June 2016...application was refused, reasons are, we didn't meet the financial threshold ...