My washer is vibrating a lot

See service link below.A washer exhibiting excessive vibration, walking, or banging noises may be repaired with a
software update using NewFI or a Software Update Module (SUM) WH98R1967001 and
replacing the leveling legs (excluding GTW750CPL0DG GTW750CSL0WS model washers)
with part number WH02X26590.
In addition to resolving the banging, walking and excessive vibration on top load washers
produced prior to October 2017 (ending serial number TH), this latest software update also
resolves the following issues:
GTW220ACK0WW
GTW220ACK1WW
GTW220ACK2WW
GTW330ASK0WW
GTW330ASK1WW
GTW460ASJ0WW
GTW460ASJ1WW
GTW460ASJ2WW
GTW460ASJ3WW
GTW460ASJ4WW
GTW460ASJ5WW
GTW460ASJ6WW
GTW485ASJ0WS
GTW485ASJ0WW
GTW485ASJ1WS
GTW485ASJ2WS
GTW485ASJ3WS
GTW490ACJ0WS
GTW490ACJ0WW
GTW490ACJ1WS
GTW490ACJ1WW
GTW490ACJ2WS
GTW490ACJ2WW
GTW490ACJ3WS
GTW490ACJ3WW
GTW680BSJ0WS
GTW680BSJ1WS
GTW680BSJ2WS
GTW680BSJ3WS
GTW680BSJ4WS
HTW200ASK0WW
HTW200ASK1WW
HTW240ASK0WS
HTW240ASK1WS
GTW220ACK3WW
GTW330ASK2WW
GTW460ASJ7WW
GTW485ASJ4WS
GTW490ACJ4WS
GTW490ACJ5WW
GTW680BSJ5WS
GTW685BPL0DG
GTW685BSL0WS
GTW750CPL0DG
GTW750CSL0WS
HTW200ASK2WW
HTW240ASK2WS