This document provides information about WordPress Translation Day 4 which was held on May 11, 2019. It discusses the goals and growth of previous WordPress Translation Days, including an increase in the number of local events, translated strings, countries and translators. It also shares statistics on WordPress localization, including the top installed and translated locales. The document outlines the schedule and hosts for WordPress Translation Day 4 sessions, which aimed to teach translation best practices and make WordPress more accessible to different languages and locales around the world.