The ZOEK gGmbH presents the latest developments in the field of OLED: Low‐Refractive Index Layers in Organic Light‐Emitting Diodes via Electrospray Deposition for Enhanced Outcoupling Efficiencies Enhancing Light Outcoupling in Organic Light‐Emitting Devices by Integration of Scattering Electrodes Crosslinkable Bis(diphenylamine)‐Substituted Mixed Dihydroindeno[1,2‐b]fluorenes for Solution‐Processed Multilayer Organic Light‐Emitting Diodes