On Tue, 5 Feb 2019 05:46:00 -0800 (PST), Tricky Dicky
wrote:

Bosch and Siemens machines tend to have adjustable feet on all four corners. If I am aware of a slope in the floor I usually put a spirit level across approx. where the rear feet will be and measure the difference then simply adjust the rear feet to reflect that difference. Then push the machine into position and adjust tha front feet never had a rocking machine and everything sitting plumb.

Mine is an LG. I'm not convinced it has adjustable rear feet and not
strong enough to pull it out (without risking the floor covering).