A Shopify product page audit follows one buying decision from opening the page to choosing an option. It checks whether a shopper can understand what they’re buying and tell whether they can buy it. A stale stock message can make an available size look sold out. A diagram that stays on the wrong size can leave the shopper unsure the item will fit.

How to run a product page audit

Pick a product where changing an option affects something the shopper cares about. A size might change the price or availability, and a finish might change the photos. Open the product on your phone in the market you want to check. Record the starting selection, change one option, then write down what changes on the page. Save the product URL and the exact options you used so someone else can repeat the comparison.

Tools for checking product options

Use your phone browser for swipes, zoom, and the purchase controls. If you have access to your store’s Shopify admin, use it to confirm the expected price or availability for the exact variant. A browser-enabled agent such as Claude, Codex, or Browser Use can capture the public page before and after a selection. Give it the exact product URL and option names. Ask it to report what the page shows in both states, then confirm any mismatch yourself.

Add StoreSkills to your agent for a focused product page audit. Give it the product URL and the variants you want to compare. To install the skills, run this in your terminal.

npx glue-fast install-skills 'brickspacelab/storeskills'

1. Switch between available and sold-out options

Pick a product where the option changes something a shopper cares about. A desk may cost more in a wider size. A lamp may show a different image for each finish. Switch between two available options and check the label, price, and imagery. If a sold-out option can be selected, choose it and then switch back to an in-stock option. Watch whether the stock message and purchase button recover together. A size label can update while an old disabled state lingers.

2. Open a link to the exact variant

If your store shares links to specific variants, open one in a fresh tab. Check the selection before you touch the picker. A shopper who opens a link to the Oak finish should see Oak selected, with its price, availability, and relevant media. Switch away and back. If Oak displays correctly through the picker and differently on direct entry, save the link and both states. Shopify’s guide to variant deep links

3. Compare one buying detail across the page

Pick one question the customer needs answered. Will this fit my space? Which parts come in the box? Open the details, size chart, or diagram that answers it. Compare the wording for the same option and unit of measure. If two values disagree, capture both and the selected option.

Illustrative example
You select Wide on a shelf listing and see its new price. The diagram still shows the Standard dimensions. Record both widths and where they appear. The person fixing it can check which data the diagram uses and retest both widths.

4. See whether the gallery lets you inspect the detail

Find a decision-critical photo, diagram, or size chart. Use the thumbnails or swipe to reach it. If the gallery offers a full-screen view or zoom, open it and see whether you can read the detail on a phone. Close the viewer and check that the option you selected is still visible on the product page. If the image is unreadable, see whether the same information is available as text elsewhere before deciding what to fix.

5. Get back to the purchase button after reading

Scroll through the description, open a delivery or returns disclosure, and find your way back to the required options and purchase button. If the theme also shows a sticky purchase button, change the option and check that both areas reflect the same state where that state is displayed. Note any banner that covers the controls. A button farther down the page can work fine when shoppers can easily get from the information they need to the action they want.

For any issue, record the product URL, device, starting option, and first detail that disagreed. Repeat those steps after the fix. Explore the Shopify storefront audit service if the issue spans several product templates.

Use the mobile storefront audit checklist to follow the journey from the menu to the product page. If the issue starts before shoppers open a product, check our guide to collection filters and prices.