Tile Over Laminate Floor. How to Install Ceramic Tile Against Laminate Flooring. A laminate floor is a floating floor, which means it doesn't get nailed or glued to the subfloor.
Chipboard, cushioned vinyl flooring, particle boards of any type, oriented strand board (OSB), interior-grade plywood, tongue and groove planking, and hardwood floors are unsuitable substrates for direct installation of ceramic tile. If you were to put this or any kind of tile on top of the existing laminate, they can and most likely will shift due to the laminate being a floating system. Sure, it's a bit more expensive and time-consuming to install than floating floors are, but once glued in place this type of flooring tends to hold up better than the floating floor variety over.
You might also opt for glue-down laminate flooring.
One of the easiest and most "mess-free" floors to install, laminate tile boards have a tongue-and-groove edge that fits together perfectly with no need for nails or glue.
Installing ceramic tile directly over old laminate flooring can save time, effort and money for the skilled do-it-yourselfer with the the. Problem being that the laminate can shift since it is a "floating" floor, and your tile will technically be floating too. What that means is that over time, you can possibly have your vinyl floor tiles popping up or having issues, even if you applied extra adhesive to them.