Intangible cultural heritage has very precious historical value, it represents the existence of a period of history, and it is worthy of our protection and study. Therefore, we should pay attention to the protection and utilization of intangible cultural heritage. This article will study the protection and utilization of intangible cultural heritage under the background of digitalization. Compared with the tangible cultural heritage with a certain form, the protection of intangible cultural heritage is more difficult. In addition, intangible cultural heritage is a non-renewable resource, which adds difficulty to the protection of intangible cultural heritage. In the context of digitalization, it provides a way for the protection and use of intangible cultural heritage. This article is to explore how to protect and utilize intangible cultural heritage under the background of digitalization.