Do you want to replace it? After removing you can fir out the old ceiling and use wood, sheet rock or ceiling tiles.
Like remove it or replace tiles?
Hello dear, below I have mentioned some of the ways which may work for you.
1. Paint them
2. Replace them with tin
3. Wallpaper them
4. You can cover them with wood
5. Minimize the grid
Try new ceiling designs.
I redesigned my house with a new ceiling design ( www.orientalcreativity.com).