【Purpose/significance】In order to study the users’discontinuous usage intentions of online knowledge community, the re⁃

search model was constructed with perceived benefits, perceived costs, privacy concerns and conversion costs as independent vari⁃

ables,discontinuous usage intentions as dependent variables, perceived value, habits and dissatisfaction as intermediary variables.

【Method/process】With questionnaire survey method, the reliability and validity of the data was tested using SPSS25.0; and the struc⁃

tural equation model method was used to further analyze the data with the aid of AMOS26.0.【Result/conclusion】(1)Perceived benefits and perceived costs affect perceived value from positive and negative sides, and perceived value negatively affect dissatisfaction, final⁃ly affect discontinuous usage intentions through dissatisfaction and habits; (2)privacy concerns positively affect dissatisfaction, and through dissatisfaction and habits have an impact on discontinuous usage intentions; (3)on one hand, dissatisfaction directly affects the discontinuous usage intentions, on the other hand, dissatisfaction negatively affects habits, then habits influences the discontinuous us⁃age intentions.【Innovation/limitation】Constructing a model of the factors that influence the users’discontinuous usage intentions of online knowledge community, interpreting the influence paths of each factor, and proposing corresponding solutions, which can be used for reference both in theory and in practice. However, this article only explores from a macro perspective, and does not dig into its influencing factors.