Alternatively you could cover the overhang with plywood to make it level.
How to do laminate flooring on stairs.
Things i mention in this vid.
Watch how to install laminate flooring on stairs video.
To install laminate flooring on stairs start by removing the overhang or the underside of the stairs with a jigsaw.
Step 1 preration removing carpet creaky stairs if your stairs have and overhang this need to be removed or the space below the overhang needs to be filled in.
Woodwise stair jig scribe http amzn to 2swvftk subscribe for more.
Here are the steps for installing laminate flooring on stairs.
You have to ensure that there are no gaps and spaces in the flooring and it is complete and perfect in every way.
Laminate flooring installation on stairs.
Once this is done measure and cut out your pieces of laminate to make tread pieces riser pieces and stair nosing.