How to remove tax specific items or bill?

How to remove tax from specific items or bill?

1. Select cash register icon. Enter 4-digit password.
2. Click menu button in the top left-hand corner.
3. Select tax remove from left side pan.
4. A message will prompt do you want to remove tax for all items or selected items.
5. Select any one option then save.
6. A message will prompt are you sure you want remove tax from items.
7. Select yes.