The 7th International Symposium on Informatics and its Applications (ISIA) aims to provide a stimulating forum for researchers and practitioners to exchange ideas, present recent advances, and share experiences across a wide range of topics in computer science and its applications. The symposium welcomes significant theoretical and practical contributions from all major areas of computer science. Following the success of the previous six editions of the ISIA symposium, ISIA 2014, ISIA 2016, ISIA 2018, ISIA 2020, ISIA 2022, and ISIA 2024, the Laboratory of Informatics and its Applications (LIAM) is pleased to organize the seventh edition of the symposium (ISIA’26), to be held on November 10–11, 2026, in the Faculty of Mathematics and Computer Scinece, Mohamed Boudiaf University of M'sila, in collaboration with the Algerian Society of Industrial and Applied Mathematics (ASIAM).