Performance Max sourced videos: check what you approve

As of October 28, 2026, Google's documentation describes Performance Max sourced videos as a phased rollout that can reuse videos from approved online sources. Growth teams should audit the setting and its permissions before relying on a manually uploaded asset list as their complete creative inventory.

Availability still varies by account. The commercial question is whether each approved source contains advertising-ready material that supports your offer and economics.

What are Performance Max sourced videos?

Performance Max sourced videos are existing videos Google identifies from sources you approve, including social platforms, landing pages and linked YouTube channels. They can supplement uploaded or generated videos. Google says the feature is enabled for new campaigns by default and may have been activated automatically for some existing campaigns.

Google's sourced videos documentation, checked October 28, 2026, describes a phased rollout. It specifies a daily campaign budget above US$5 and says sourced videos are uploaded to a dedicated Google-owned YouTube channel carrying your business identity. Check eligibility and the actual setting inside your account.

That hosting detail belongs in your approval discussion. A video that works on its original channel may need different clearance before becoming an advertisement distributed through another channel.

Separate video sourcing from image controls

Sourcing and enhancement solve different problems. Sourcing expands the material available to a campaign; enhancement changes how existing material appears.

Google's image optimisation documentation distinguishes image enhancements, which adjust uploaded images, from landing page images, which extract visuals from destination pages. Inspect each control separately rather than assuming one switch governs every creative source.

Landing page images are not a new October launch. Google's April 9, 2025 announcement already described that control and image enhancements. The useful action now is to audit the current combination of permissions, rather than treat every recently noticed setting as a new product.

Review the source before approving the asset

ConversionNest's view: approve a source only when someone owns its ongoing advertising suitability. Reviewing today's videos is insufficient if tomorrow's uploads can change what the source contains.

Start with a simple source register. Record the URL, responsible owner, intended market and review date. Add the evidence supporting commercial reuse, plus any restrictions your creative or legal reviewer identifies.

The review should answer practical questions:

• Usage permission: Does the approval cover paid media, the intended territories and the planned period?
• Offer accuracy: Are prices, product versions and promotional claims still current?
• Destination fit: Does the landing page support what the video promises?
• Audience fit: Would the material still make sense outside its original social context?

Treat permission for music, creator appearances and licensed material as separate review items. An organic post's availability alone does not establish that your business has cleared every intended advertising use.

For a hypothetical retailer, a social channel might contain both evergreen demonstrations and expired sale announcements. Approving that entire channel creates a different review burden from approving a source maintained specifically for current advertising content.

Where should you check the setting?

Google's management instructions for sourced videos point advertisers to the campaign's Asset optimization controls and Manage sources. Inspect the enabled state, review the approved URLs and save your decision. Google also documents reviewing sourced videos in the campaign's asset list.

Record the state you found before changing anything. Keep a dated note of approved sources and the person responsible for reviewing them. If the control is absent, avoid assuming the account has identical access to another advertiser's account.

For images, Google's landing page image instructions describe a separate campaign setting. Google states that opting in confirms rights to the landing page images and permission for advertising or other commercial use. Review image permissions independently of video permissions.

When does automated sourcing make commercial sense?

Automated sourcing deserves consideration when production capacity is constrained and the available library is current, reusable and clearly owned. The strongest argument for enabling it is operational: manually maintaining every usable variation can consume time that a small team needs elsewhere.

The counterargument is the cost of continuous review. A large library can contain outdated packaging, market-specific claims or assets approved for a different purpose. Extra creative supply has little value if your team cannot detect unsuitable material quickly.

Use the operational situation to guide the decision:

These are editorial recommendations, not Google eligibility rules. Choosing to automate should include the cost of maintaining the source, not only the time saved on uploads.

How should you judge the result?

Define the business decision before evaluating the change. You might want to reduce asset preparation work while keeping qualified acquisition within an agreed commercial range.

Track preparation time and review workload alongside contribution after media costs or qualified opportunities. Use campaign-level outcomes to assess business performance, while treating asset-level reporting as diagnostic evidence.

A sourced video's reported conversions do not establish what would have happened without it. A before-and-after improvement can also reflect promotions, seasonal demand or other campaign changes. For a causal creative comparison, see our Performance Max creative A/B testing guide.

Avoid changing sourcing, offers and bidding targets together if you want an interpretable operational review. Document unavoidable changes and allow for your normal conversion lag before drawing conclusions.

What to do now

Check whether sourced videos is available and enabled, then review every approved source against your current offer and permissions. Assign an owner before leaving the setting active.

Review landing page images separately and record both decisions. Revisit the source register whenever your offer, creative rights or content ownership changes. The decision to keep automation enabled should follow the quality of the library and the team's ability to maintain it.