Usability and UX -- The importance of personalization and household dynamics for notifications in the TV ecosystem -- Connect elderly to other generations through iTV: evaluating notifications' potential -- Interaction techniques and Accesibility -- Real-time emotion recognition through video conference and streaming -- Emotional Meta-Annotation of Educational Videos. A Review of Emotional Database Characterization -- Active and Healthy Aging: The Role of a Proactive Information Assistant Embedded on TV -- Design and development of an assisted ball positioning system for soccer matches with an HBBTV server integrated to a haptic TV glove accessible to visually impaired people -- Technologies, services, and applications for interactive digital TV -- MixMyVisit - Geração automática de vídeos para a melhoria da experiência dos visitantes -- Selection of configurable computer module applied to home automation and interactive digital television -- A Process for gathering data to train the NLU module of a NLI system for iTV.

This book constitutes thoroughly refereed and revised selected papers from the 10th Iberoamerican Conference on Applications and Usability of Interactive TV, jAUTI 2021, held in Sangolqui, Ecuador, during December 2-3, 2021. The 9 full papers included in this book were carefully reviewed and selected from 25 submissions. They were organized in topical sections as follows: Usability and UX; interaction techniques and accesibility; and technologies, services, and applications for interactive digital TV.