Try to locate a loose tile.
How remove wall tiles.
If you plan to remove a whole wall of tiles try tapping the edge of each one with a.
In order to remove wall tiles one needs several tools.
This approach should let you save more of your tiles for reuse unless the tiles are.
Break the tile if necessary.
The method used to attach the tiles to the wall affects the way the tiles come off.
Chisel tiles away from the wall.
Removing the grout is the most time consuming aspect of this project.
Of course that you can do this operation mechanically by using a drill machine with hammering function but if you want to remove the tiles without breaking them it is better to do it by hand.
A hammer a good chisel with two ends and a scraper.