Change & check the resolution setting - HD enabled Box
STEP 1
Press "HOME" button on your remote control.
STEP 2
Navigate to Settings and press "OK".
STEP 3
Navigate to Display and press "OK".
STEP 4
Navigate to Resolution and press "OK".
STEP 5
Navigate to your preferred selection and press “OK”.
STEP 6
Select Yes, continue and press "OK" to confirm on the changes.
Otherwise, select No, go back to cancel.