September 2025 Social Media & Online Safety Updates
September 10, 2025 
Share This PostSeptember can be a crunch point for those of us in comms and safeguarding, as Q4 content planning collides with back-to-school spikes in online activity. Against that backdrop, one theme cuts through: trust.
Platforms are cracking down on automated engagement and audiences continue to seek out practical, human content. Read on for the latest social media algorithm updates, engagement trends, and online safety developments.
🌱Community Building & Engagement
YouTube shares 8 strategies to help you spark your next brilliant video idea and get that creative momentum back.
TikTok metrics you should be tracking in 2025
A practical guide to the most relevant TikTok performance indicators to include in your reports.
21 Instagram Stories hacks To boost engagement
Creative tricks and new features to increase interaction on Stories.
Social media algorithms: 2025 guide for all major networks
The latest breakdown of how algorithms work across Instagram, LinkedIn, TikTok, Facebook and X.
Instagram shares tips on how to grow your following
Instagram’s latest advice on content formats and frequency to help grow your audience.
5 trends shaping social media marketing so far in 2025
Andrew Hutchinson at Social Media Today points to the most important shifts in audience behaviour and platform strategy and their implications.
Engaging, ready-to-use assets from Samaritans to help you mark this important awareness day.
🔐 Trust & Safety
Bluesky goes dark in Mississippi over age verification law
The decentralised platform withdraws from a US state due to new regulations affecting under-18s
Meta’s AI rules have let bots hold ‘sensual’ chats with kids, offer false medical info
An internal Meta policy document reveals the company’s rules for chatbots, which have permitted provocative behaviour on topics including sex, race and celebrities.
TikTok’s new guidelines add subtle changes for LIVE creators, AI content, and more
The company warns creators they’re responsible for anything that happens on their live session, even if it involves third-party tools, like real-time translation or voice-to-text tools to read out viewers’ comments.
Sky News reports on the difference the Online Safety Act has made.
🔧 Platform Updates
YouTube rolling out improved comment moderation
TikTok implements hashtag limit
LinkedIn to limit visibility of comments made via automation tools
Instagram now lets creators link multiple reels in a series
Reddit Pro’s Trends tool is now on mobile
Facebook deprecating the ‘impressions’ and ‘page fans’ metrics
As always, we’ll continue monitoring platform, policy, and user behaviour changes, and what that means for those of us working on the front lines of digital communities. If you’re looking for a trusted partner in moderation, safeguarding, or strategic online community support, get in touch with our team.
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