According to your model and serial number, this washer is not affected by any service issue or recall due to the F1 error code. The F1 error code that you are seeing could be caused by a failed water level pressure transducer (a component on the machine control board) or a problem with the water level pressure tube between the bottom of the tub and the machine control board. This repair would not be covered by any warranty if you have a service technician complete it.
This is a relatively easy issue to repair yourself if you want to attempt it. Be sure that you
unplug the washer
before accessing any internal components. Also, internal metal edges in the washer can be sharp. Protective gloves are recommended. The procedure for accessing and checking the water level transducer air tube is shown in the first image. This is normally not the cause of the F1 code but a damaged or pinched air tube could cause this problem so it is worth checking. The second and third images show how to access and replace the machine control board. Replacing this component will likely fix your problem. The part number for the machine control board is W10189966. You can order this part from the
If you need more help, resubmit your question with additional details.