Active job

Auto Gate repair, please

Our Electric gate has problem when closing, it stop one meter away from the final position ( see picture 1) so we always need to come down from the car to push it to fully close. rest of the photos are for reference how the gate looks like opening is all fine, the gate can fully opening by remote or from the panel motor and remote and panel all working fine the motor brand is : Genius and the model is MILORD 424C We had tried to adjust the positioning Stroke Magnets but still not working so we not sure it is because we done it wrongly or because of other issue ? need gate expert repair people, please