Google Ads Adds Channel Priorities and Spending Limits for Campaigns
Google Ads is introducing channel priorities and budget-share limits. Advertisers will be able to test additional inventory without turning it off entirely.
Google Ads is introducing controls for channel priority and budget allocation. As Search Engine Journal reported on October 14, 2026, the tools will roll out gradually worldwide over the coming months for Search, Shopping, Performance Max, and Demand Gen campaigns. Advertisers will be able to direct spending toward preferred channels and limit the share of the daily budget going to others without turning them off entirely.
How priorities and limits will work
Available channels can be assigned high or low priority. Google will allocate budget to high-priority channels first, then send what remains to low-priority channels, while continuing to account for Target CPA or Target ROAS goals. In a Search campaign, for example, Google Search could be given higher priority than search partners and the Display Network.
Advertisers will also be able to set a percentage limit on the share of the daily budget going to low-priority channels. Someone who wants to test search partners without giving them a large share of spending could set the limit at, say, 20%. That makes it possible to test additional inventory without turning it off entirely.
The percentage will not be a hard cap: Google will try to stay within it where possible. Setting it to 0% will exclude spending on a selected channel or group of channels, including in Performance Max. The limit will also be useful for campaigns that are not budget-constrained: with Target CPA or Target ROAS, low priority alone will usually make little difference in that case.
In Performance Max and Demand Gen, Google-owned channels, including Search, YouTube, Discover, Gmail, and Maps, will be grouped together. It will not be possible to give YouTube a lower priority than Search within that group. Separately, Google is running a small alpha test of more granular channel controls for Performance Max.
By default, all channels will have high priority. Advertisers will be able to change this at the account level, with separate settings for each supported campaign type, or for an individual campaign. Campaign settings will override account-level settings; the controls will also work with shared budgets. API support is expected at launch.
Rollout timing and changes to Search campaigns
Availability will depend on the campaign type and stage of the rollout. Limited testing for Demand Gen is expected in November. Google has also discussed campaign experiments but has not given a date for that feature.
A separate change affects Search campaigns with the Display Network enabled. Google currently prioritizes Search inventory over Display inventory; that order does not apply to search partners. In February 2027, the current system for allocating spending to the Display Network will stop working. Because all channels will initially have high priority under the new settings, spending may shift between networks.
To preserve the current allocation, Google recommends setting the Display Network to low priority with a 50% budget share. A one-click option to carry over settings will be available when the tools launch. Channel reporting is already available in Performance Max, while expanded reporting for Search is expected in the first quarter of 2027. For now, advertisers can use the existing network breakdown; Google also plans to add account-level information on budget allocation.
What this means for advertisers
Website owners and marketers will have an easier way to test channels whose traffic quality they are unsure about. Instead of choosing between turning off search partners entirely and giving them unrestricted access to the budget, they can assign them low priority and set a spending share. But they should not treat that share as a guaranteed cap.
Before making changes, it is worth comparing existing campaign results by network. If a campaign is already meeting its CPA or ROAS goals, restricting inventory could limit what the automated bidding strategy can achieve. It is especially important to review Search campaigns with the Display Network enabled before the current allocation system changes in February 2027.
My take
As an online store owner, I like the option of giving a new channel a small share of the budget to test it without restructuring all my advertising. But I would not treat the percentage I set as a hard limit, and I would first check which networks are already bringing in purchases.
If a campaign is meeting its goals, I would not change its priorities just because a new setting is available. For a small store, predictable spending matters more than trying every tool.
Sources
Where the news comes from. The text is a retelling in the author’s own words; the facts come from the source, the opinion is the author’s.
- Google Ads Introduces Channel Prioritization And Budget Allocation via @sejournal, @brookeosmundson www.searchenginejournal.com
- New Google Ads Controls: Channel Prioritization & Budget Allocation www.seroundtable.com
ceramics shop owner
I sell ceramics and gift sets through my online store. If something can be explained to a customer with one clear photo, I prefer that to a long description.
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Discussion 4
Marta Krauze
Will the budget-share limits apply to the daily budget in practice, or can Target ROAS still push spend beyond them?
Kadi Tamm Post author
The limits are described as a cap on the share of the daily budget, while Target ROAS still guides allocation; the announcement doesn’t clarify whether the target can override that cap, so I’d treat it as a guardrail to verify during rollout.
Igor P.
@mkrauze, the article says Google will still account for Target ROAS, but doesn’t clarify whether that can override a budget-share cap—so I’d treat the exact limit behavior as unconfirmed for now.
Samat Ganiev
@mkrauze, I would treat the cap as a channel-allocation control, not a guarantee that total campaign spend stays within the daily budget; Target ROAS may still affect delivery, but the rollout details do not settle how the two interact. For a small team, I’d verify the actual spend by channel before relying on the limit for a fixed-cost plan.