1. In the farm of the mobile game Magic Garden, potatoes can only be unlocked if they complete the task or reach a certain farm level. Through harvesting, watering, fertilization and other operations, accumulated experience value, improve the farm level.

2. At the same time of upgrading the farm level, you can also receive some farm-related tasks in the task system, and you can gain experience value and upgrade the farm level by completing these tasks.

3. When the farm level reaches certain conditions, the game system will automatically unlock new crop varieties and farm buildings, including potatoes. At this time, you can buy seeds for planting potatoes in the store for planting and harvesting.