If you would tell us what you have tried, that would be a place for us to start. If you would give an idea of what condition your floors are in and your perception of what makes them unattractive that would also help. I have had good luck with products made by Bruce. They make wood and laminate flooring as well as anything that helps maintain wood flooring. If you are looking at a refurb, this site gives a how-to for refinishing:
I also like Rejuvenate products. My floors are in good shape but I use there shine restorer all the time to clean them. It doesn't build up. They also have products for floors in need of repair.
We recently installed hardwood floors. The installers used a wide trim between rooms. I think it cheapens the look of the hardwood. Is there another, better looking ...
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Clean, and re-seal them.........
If you would tell us what you have tried, that would be a place for us to start. If you would give an idea of what condition your floors are in and your perception of what makes them unattractive that would also help. I have had good luck with products made by Bruce. They make wood and laminate flooring as well as anything that helps maintain wood flooring. If you are looking at a refurb, this site gives a how-to for refinishing:
https://www.oldhouseonline.com/articles/7-steps-to-like-new-floors
I also like Rejuvenate products. My floors are in good shape but I use there shine restorer all the time to clean them. It doesn't build up. They also have products for floors in need of repair.