Currys - exchanged faulty appliance for another faulty one! not happy

ordered washing machine few months ago through my mums email ***** to 5 ivanhoe close ratby LE6 0PR.
order logik washing machine. came very damaged. was collected ane exchanged for another damanged one!
anyway ive come to clean filter as error code e21
cannot remove filter. believe its clogged. the filter needs properly removing. cannot be unscrewed as where the screws are (4) can only access 2. basically, absolutely awful design and really not happy! whats happening? this needs to be soorted. shouldnt have sent me a 2nd faulty washer in the first place! i shall be taking this further if issue not resolved very soon!