New guitar nut when changing to a lighter gauge?

String Slightly Moving on Nut - Rig-Talk guitar nut slot Adjusting the Nut · If the nut is just a tiny bit too high, then you can lightly file down the grooves that the strings sit in · If the nut is guitar nut slot Set of 3 double sided nut slotting files from Hosco Made in Japan Gauges , , , , , Inches Please Note

guitar nut slot files String Slot Depth --- Action at first fret -- Why we have to get it Right ! If the string slots are too deep then the strings will rattle on the first fret