Open the app where the sticker is saved
Go to the sticker or sticker pack section
Tap and hold the sticker or sticker pack
Select Delete, Remove, or Uninstall
Confirm the deletion if prompted
If the sticker is in a chat, open the chat
Tap and hold the sticker message
Select Delete or Remove for me
If needed, clear the sticker cache in app settings
Restart the app if the sticker still appears