Lay down the TV flat on towel (screen facing down) and take a look. It should be reasonably obvious how to remove the stand - - usually all you need is a Philips screwdriver and a bit of patience and care.
Are you talking about the TV stand? You can unscrew it using a screw driver and make sure that you have a wall mount where you can put your TV there. There are generic and dedicated TV wall mount available in Amazon, just search the size for your TV.
Lay down the TV flat on towel (screen facing down) and take a look. It should be reasonably obvious how to remove the stand - - usually all you need is a Philips screwdriver and a bit of patience and care.