Dogs may scratch the floor tiles to grind their nails, hide things, clean foreign objects, cover up smells, etc. It is a habit of dogs. Don’t worry, as long as you trim your dog’s nails regularly and keep their paws hygienic.
Tip:
If you don’t want the dog to scratch the floor tiles, you can stop the dog immediately when it is scratching the floor, and you can also prepare toys for the dog to distract the dog. Attention and energy.