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The rapid development of technology in the era of the Industrial Revolution 4.0 has driven the education sector to continuously adapt to the evolving demands of digital-based industries. One of the key technological innovations supporting this transformation is the Internet of Things (IoT), which enables data acquisition, real-time monitoring, and remote control of systems through internet networks. In response to these developments, a community service program was conducted to enhance the understanding and technical skills of students at SMK Negeri 1 Sindang through the provision and utilization of an IoT Trainer Kit Simulator as a practical learning medium. This activity aimed to bridge the gap between theoretical knowledge and industry-relevant technological applications by introducing students to hands-on IoT system implementation. The program included demonstrations and guided practice on the use of sensors, microcontrollers, and web-based monitoring platforms to simulate real-world industrial scenarios. The results indicate that students showed high enthusiasm and active participation throughout the activity. Moreover, participants were able to grasp the fundamental concepts of IoT systems, understand component integration, and recognize the relevance of IoT applications in supporting automation and digital transformation. Overall, this community service activity contributed positively to strengthening students’ digital competencies and preparedness for the demands of the contemporary industrial and technological landscape.

Local coffee micro, small, and medium enterprises (MSMEs) in Karang Sidemen Village, Central Lombok Regency, have significant development potential; however, they still face challenges related to marketing practices and limited value addition. Conventional marketing systems restrict market reach and reduce product competitiveness. In the context of the Industrial Revolution 4.0 and Society 5.0, digital marketing offers a strategic opportunity for MSMEs to enhance product promotion and sales performance. This community service program aimed to strengthen the capacity of local coffee MSMEs through the implementation of social media–based digital marketing strategies. A participatory approach was employed, actively involving MSME actors and students through stages of problem identification, program planning, training and hands-on digital marketing practices, and evaluation. The results demonstrated an improvement in participants’ understanding and skills in utilizing social media as a promotional tool, as reflected by the initiative to develop and publish promotional video content for local coffee products, including the flagship Versilia coffee variant. The use of visual content and storytelling facilitated the practical adoption of digital marketing strategies. Overall, this program contributed to shifting marketing behavior from conventional to digital approaches and strengthening the sustainable competitiveness of local coffee MSMEs.

This service activity is motivated by the difficulties of primary school students in learning English.  This activity aims to promote enthusiasm and motivation to learn English among primary school students in the light of Industrial Revolution 4.0 at Phatnawitya School Yala and Darul Muhmin School Satun, Southern Thailand. The learning media implemented is supported by the use of technology such as television, speakers, laptops, etc. The delivery method consists of preparation, implementation, monitoring and evaluation phases. The results of the classroom activities for the students supported by technological assistance result in the students being more enthusiastic, excited and motivated during the English learning process.  

Currently Indonesia is in the industrial revolution 4.0 where technological changes affect living habits, ways of working and communicating with one another. In other words, this era is the main axis in life. The changes in this era also have an impact on the economic sector towards a digital economy. Visible changes are the convenience that people get in accessing online services such as ordering food through applications, shopping for necessities online, selling online to studying at home online. In Talang village, Nganjuk district, only 2 micro, small and medium enterprises that have been recorded have run their businesses using digital marketing. Therefore, KKNT 66 KKNT students have the goal of improving the micro, small and medium business sector by providing socialization as well as digital marketing assistance to micro, small and medium enterprises. So that it can make it easier for micro, small and medium enterprises in Talang village to expand the market and develop their business. After conducting outreach and assistance to micro, small and medium enterprises in Talang village, the result was an increase of 4 small and medium micro businesses that had registered their business in digital marketing. While the other 4 still haven't got it. There are several small and medium micro businesses that are not willing to register their business for digital marketing.