1. First of all wash your hands and then dry them.
  2.  After that switch of your phone and the remove the cover of your phone.
  3. Wash the cover with Dettol water and leave it to dry.
  4. Meanwhile take the alcoholic pads and clean your device very carefully.
  5. After the cover is dry put it back on the phone.
  6. Make sure to sanitize your hands before you use your phone!