Meta Andromeda Algorithm 2026: Summary 1.0 (Part 1)

Keywords for this article: Meta, Andromeda algorithm, creatives, ABO, CBO, AI, Retargeting

People always say social traffic is king. Once you’ve played with Facebook or TikTok traffic, you start to look down on traffic like Pop and Push. But that doesn’t mean they’re “dead”. Pop was dead? Look at how many people in our community still scramble for PropellerAds promo codes every month.

Affiliates are adapting to these changes all the time. Take Facebook’s “Andromeda algorithm” update this year: the complaining hasn’t stopped. Everyone is adjusting to the new rules, and finding the audience now depends more on the AI algorithm than on human judgment. Among all these changes there’s one more factor: creatives.

My view is that the essence of the Andromeda algorithm isn’t Meta wanting to torture everyone. It’s the ad system evolving toward more automation and more content-driven delivery.

We no longer need to “plan complex ad structures”. Before, you could still control volume through structure, combinations and budget strategy; by 2026, running ads looks more and more “creative-driven”: a creative with a hook, plus precise algorithmic delivery.

Based on the past few months of testing, I’ve put together Andromeda Algorithm Summary 1.0.

See the chart below 👇👇 (if it’s useful, give it a like and 2.0 is coming soon)

The chart is in Chinese. Here is the same content in English.

Andromeda Algorithm Summary 1.0

There’s no standard answer in media buying. What fits you best is best.

The algorithm changed, so the playbook has to change. The old, highly granular setup (complex ad set structures, all kinds of interest stacks, lookalike (LLA) audiences) gets worse results by the day. Since the Andromeda algorithm went live, Facebook no longer needs you to tell it who to show the ad to. “Good creative brings its own traffic”: the system finds your target users automatically, and all we have to do is keep testing creatives.

Three campaigns cover it

1. Testing: find the creatives that run

Setup: turn on CBO, go broad (Advantage+ or no targeting at all), daily budget from $30–50.
Creative strategy: upload 5–8 new creatives a week, each with a different angle, hook and selling point.
Quick decisions: if spend goes past 3x the target CPA with no conversion, turn it off straight away.
Keep criteria: CPR (cost per result) within the target range, CTR above 1%, and a 3–7 day data trend that looks good.
Log the data: record how every creative performs, as the basis for later remixes.

2. Retargeting: bring back the people who already looked

Budget split: 15–25% of the total budget, adjusted to the size of the retargeting audience.
Audiences: people who engaged in the last 30–90 days (video views, landing page visits, add to cart without buying).
Creative angle: don’t repeat the Testing creatives. Switch to content that removes doubts and shows good reviews.
Common formats: FAQ answers, screenshots of customer reviews, limited-time offers, product comparisons, refund guarantees.
Optimization tips: exclude users who already converted so you don’t waste budget, and layer delivery by depth of engagement.

3. Scaling: put more budget behind proven winners

Creative source: only ads that showed good ROI in the Testing campaign. Never test new things here.
Budget strategy: start from $100, depending on the CPA, and raise it 5–10% a day.
Bidding: once stable, switch to manual Bid Cap bidding to lock in the target CPA.
Monitoring: watch CPA and ROAS closely. If they get worse for 2 days in a row, stop raising the budget.
Creative refresh: even hits have a lifecycle. When the data slides, swap in new creatives picked from Testing.

How to write copy that grabs people

Headline formula: pain point (something that resonates) + promise (offer the solution) + quick hint (simple, fast, easy).

Example: Still worried about XX? This method gets it done in 3 days (no XX experience needed).

Video / body structure (7 steps):

Hook: you must grab attention in the first 3 seconds. Open with something counterintuitive, a number, or a question.
Amplify the pain point: name the trouble the viewer is going through, so they feel “that’s me”.
Break the assumption: tell them “the method you thought works is actually wrong”.
Give the solution: explain how your product or method solves it.
Show the mechanism: briefly explain why it works (principle and logic).
Social proof: cases, data and reviews that prove it really works.
Strong CTA: tell them clearly what to do next (click, buy, sign up).

Bid Cap (manual bidding)

When to use it

You have at least 3 creatives that turn a profit
CPA data is stable and clear
You want to scale fast but keep costs under control
Automatic bidding costs are unstable

How to set it

Work out the break-even CPA
Bid 5–15% below the average
Budget at least 10–20x the bid
Give the algorithm a 3–5 day learning period

Common pitfalls

Bid too low, so it won’t spend
Raising the budget too aggressively makes costs spike
Weak creative can’t be rescued by bidding
Changing the bid too often interrupts learning

Optimization tips

If spend is not enough, raise the bid slowly
Once cost has been stable for 3 days, add budget
Refresh creatives regularly to keep them fresh
Watch for frequency decay and swap creatives in time