Today, Assiut University witnessed the launch of the event of the scientific lecture, entitled "High speeds of Cellphones from Wi-Fi to 6G technology," organized by the Department of Electrical Engineering, Faculty of Engineering. Dr. Hatem Zaghloul reviewed the stages of the development of high-speed communications systems since the inception of the communication process to date, including Wi-Fi technology and the sixth generation, as well as the long-term development of modern and wireless communications. He then explained how Wi-Fi networks work and how network receivers connect to each other in order to ensure better communication across networks. He asked students to strive for scientific excellence in the educational stages and practical training on everything new in the world of modern communications and modern technological devices.