LinkedIn algorithm reset April 2026: posting cadence and format mix

LinkedIn shipped a major algorithm reset April 18 2026. Text-only post reach dropped 30 to 50%. Carousel and document reach held. Native video lifted 20 to 40%. The new posting cadence: 4 posts per week max, format mix 40% carousel + 30% video + 20% text + 10% poll. Engagement window narrowed to 90 minutes.