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Social Media Algorithms Explained (Plain English, 2026)

By UniLink May 02, 2026 1 min read
Social Media Algorithms Explained (Plain English, 2026)
TL;DR:
  • Algorithms rank content by relevance + engagement signals (watch time, likes, comments, shares, saves, profile visits).
  • Tactics: post engaging hooks, encourage saves/shares, post consistently.

Common Ranking Signals

PlatformTop signals
TikTokWatch time, replays, shares, comments
InstagramSaves, shares, time spent, comments
YouTubeCTR, watch time, retention, sessions
XEngagement, replies, retweets, time spent
LinkedInComments, dwell time, reshares

Universal Tactics

  • Strong hook in first 2 seconds.
  • Optimise for completion (full watch / full read).
  • Encourage saves + shares (more weight than likes).
  • Post consistently (algorithms reward regularity).
  • Engage in first 30 min (boost initial signals).
Key Takeaways
  • Algorithms reward engagement signals.
  • Hook + completion + saves > likes alone.

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