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Ad groups where only one ad is still getting shown

Ad groups where every ad but one has stopped getting impressions. Google picked a winner and nothing new was offered, so no test is running.

By the Optizads team

On this page
  1. Why it matters
  2. How Oppy decides
  3. Check it yourself in Google Ads
  4. What to do about it
  5. Terms on this page
  6. Other checks in this area

The short answer

An ad group can hold several ads and still test nothing, when Google shows one of them and the others get no impressions. Oppy lists the groups with two or more enabled ads, enough impressions recently, and exactly one ad serving.

Why it matters

The usual version of this check is ad fatigue: find ads whose click-through rate is falling and call them tired. On most accounts that is noise, because click-through moves with the queries, the competition and the season.

The question that can be answered is about the setup. When one ad takes every impression, the others are not losing a test, they are not in one. The account believes it is testing and learns nothing.

How Oppy decides

The check reads enabled ads in enabled groups of live campaigns over recent weeks.

Checks that weigh money or clicks judge what they find on your own account's numbers, not on one figure applied to every account, so what counts as a problem on a small account is not the same on a large one. Checks on settings read how the account is set up.

When there is too little to go on, the check says so instead of guessing. A finding always comes with the rows behind it, so you can read the evidence before you decide.

How the check runs
This check
Step of the auditAds
What it readsAds and their ratings
Needs trustworthy conversionsNo. It does not wait for the tracking step.
What happens nextReported in the audit with the rows behind it. The decision stays with you.

Check it yourself in Google Ads

  1. In Google Ads, open Campaigns, then Ads, for the last 30 days.
  2. Filter to enabled ads in enabled campaigns and add the Ad group and Impressions columns.
  3. For each group with two or more ads, check whether more than one had impressions.
  4. Note the groups where one ad took everything and the group had plenty of impressions.

What to do about it

Look at why the other ads are not shown. Often they are much weaker, rated Poor, or very similar to the winner. Rewrite them with a clearly different message.

If the account uses ad rotation settings, check whether it is set to optimise. That is fine, but then Google picks the winner, and the others need to be good enough to get a chance.

Terms on this page

Other checks in this area

Questions, answered.

Anything else? Ask Oppy in the product, or write to the team.

Why does Google show only one of my ads?

With optimised rotation, Google favours the ad it expects to perform best. If the others are much weaker or rated low, they may get almost no impressions.

How many impressions before an ad test means anything?

Oppy waits for enough impressions in the group over recent weeks before saying testing stalled. Judging a winner needs far more, usually dozens of conversions per ad.

Put Oppy to work on your account.

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