Here are the proper steps for washing your hands based on the provided guide:
1. Open the tap and wet your hands with clean water.
2. Turn the tap off.
3. Apply soap on your hands.
4. Rub your hands for at least 20 seconds.
5. Clean the back of your hands, fingers, and under the nails.
6. Open the tap again to rinse your hands well with clean water.
7. Turn the tap off again.
8. Wipe your hands with a clean towel.