To clean the inside of a facial steamer, follow these steps:
1. Begin by unplugging the steamer and allowing it to cool completely.
2. Gently remove the water tank and empty any remaining water.
3. Using a mild soap and warm water, clean the inside of the water tank and any removable parts.
4. Rinse with clean water and dry thoroughly before reassembling the steamer.
Remember, regular cleaning helps maintain the effectiveness and longevity of your facial steamer.