| According to the data of the 49 th report released by CNNIC,by December 2021,the number of Internet users in China had reached 1.032 billion,an increase of 42.96 million over December 2020,and the Internet penetration rate had reached 73%;among them,the number of elderly users over 60 has reached nearly 200 million.In the era of big data,the technology based on mobile terminal is becoming more and more mature,giving birth to a new mode of communication-short video.In the era of short video,the elderly are an important emerging force.In the past,as "digital refugees",the elderly gradually learned to express themselves by using short video tiktok app,and the scale of their networks was expanding.The short video wave and the elderly group are deeply integrated and interactive,which has important research value and significance.Taking Jinan City as an example,this paper selects 200 elderly users of tiktok app over 60 years old in Jinan City as the survey objects,conducts research through questionnaire survey method,in-depth interview method,usage and satisfaction theory,etc,and systematically summarizes and sorts out their usage.,summarizes the behavioral characteristics of the urban elderly when using tiktok app,deeply analyzes the problems existing in the use of tiktok app by the urban elderly,and puts forward targeted optimization strategies for the use of tiktok app for the urban elderly.This article is divided into four chapters.The first chapter is an overview of the usage of tiktok app for urban elderly.This chapter analyzes the rise and development of tiktok app,as well as the background of tiktok app use among the urban elderly,laying a social and era background foundation for subsequent investigations.The second chapter is to investigate the current situation of tiktok app usage among the urban elderly in Jinan city,summarize the behavioral characteristics of urban elderly using tiktok app.The third chapter makes an in-depth analysis of the problems existing in the use of tiktok app by the urban elderly,and summarizes the prominent problems existing in the use of tiktok app by the elderly,such as "the fragmented survival of the elderly in life" "Media Dependence" "The dilemma of the entertainment-oriented information cocoon,there is a generation gap in the use of media" and "the lack of media-related knowledge and the weak ability to criticize information",etc.The fourth chapter is the optimization strategy of tiktok app for the elderly in urban areas.It explores and proposes "improving the top-level design and accelerating the construction of an elderly-friendly network society" "selecting the content of the sections,and actively promoting the construction of short video platforms" "promote intergenerational back feeding and community education,and improve the digital media literacy of the urban elderly". |