Wis. Stat. § 346.28: Pedestrians to walk on left side of highway; drivers to yield on sidewalks.

(1) Any pedestrian traveling along and upon a highway other than upon a sidewalk shall travel on and along the left side of the highway and upon meeting a vehicle shall, if practicable, move to the extreme outer limit of the traveled portion of the highway.

(2) Operators of vehicles shall yield the right-of-way to pedestrians, personal delivery devices, bicyclists, and riders of electric scooters and electric personal assistive mobility devices on sidewalks as required by s. 346.47.