The document summarizes the MWC Open Innovation Challenge 2022, a hybrid event taking place March 1-8 in Barcelona. The event connects corporations, investors, and technology/solution providers through both online and in-person meetings. Corporations can register challenges they want to address, and ACCIÓ will promote the challenges to find potential technology partners. The goal is to set up relevant meetings between corporations and startups/SMEs during MWC/4YFN to explore collaboration opportunities like new business models or technologies.