Another thing to try is a method we use when someone has been using permanent markers on whiteboards.
How to get sharpie off wood floor.
Create a paste using baking soda and water and gently rub it into the permanent marker spot with a soft cloth.
Wipe the step 2 apply the isopropyl alcohol to the stain with a rag.
Then scrub at the stain again and repeat until the marker is gone.
Wet the brush with vinegar and gently scrub at the sharpie marker stain to dampen the surface.
The baking soda acts as a gentle agitator and helps to lift the stain without damaging the wood.
Take the same permanent marker and trace the lines immediately wiping it off.
Don t pour the alcohol directly onto the stain.
Allow it to sit for 3 to 5 minutes.
Cover the sharpie in dry erase then erase.
To prevent further damage to the stained area apply a small amount of isopropyl alcohol to a hidden area of your floor.
You can also try using a dry erase marker.
Anonymous wrote magic eraser only works on non porous surfaces and i don t know how porous your hardwood is.
Try using a small amount of non acetone nail polish remover on a cotton ball on the permanent marker.
Step 1 test the isopropyl alcohol on a small hidden area.
Alcohol has been successful in removing sharpie ink and paint marker strays from hard surfaces computer keyboards wooden tables countertops and walls included.
Use a q tip when removing sharpie paint marker ink.
Clean the surface with water and a rag.
Rub the rag lightly over the marker stain to remove any ink that may still be wet.
Select a spot under a rug or covered by a piece of furniture 1 x research source pour teaspoon of isopropyl alcohol onto a rag.
Pour 1 teaspoon of isopropyl.
Apply with a cotton ball or cloth.
Together with the new line you will wipe off most of the other line as well.
This saves a lot of scrubbing.
Step 2 squeeze a moderate coating of plain white toothpaste over the sharpie spot.
Both inks will come off together.
Use a light circular motion just until marker is gone.