The Picmato Blog
Practical, up-to-date guides on marketplace image rules, product photography, and AI creative workflows for Amazon and Flipkart sellers.
September 30, 2026
Selling Food Online in India: What FSSAI and Legal Metrology Require a Food Listing to Show
FSSAI's labelling rules require every mandatory declaration except the batch number and dates to reach the shopper before an online sale, and its e-commerce guidance asks for a legible picture of the principal display panel. Here is each declaration in one table, the Legal Metrology duty, and a shot list for your real pack.
Read the guide →September 30, 2026
Are AI-Generated Product Images Allowed on Amazon, Walmart, Flipkart and Meesho? What Each Says in 2026
One table, sourced to each platform's own pages where we could read them: what Amazon, Walmart, Flipkart, Meesho and Google Merchant Center say about AI-generated product images, what Indian law asks of listing images, and which shots should stay real photographs.
Read the guide →September 30, 2026
Why Is Amazon Showing a Different Image Than My Main Image in Search?
Amazon staff say search can show one of your own gallery images instead of your main image, and that you cannot override it. Here are the five staff replies with their dates, how this differs from gallery reordering and Amazon's AI search images, and what to check and change.
Read the guide →September 30, 2026
What Must an Amazon Multipack or Bundle Main Image Show?
Amazon staff say a multipack main image must show the total quantity delivered, in its packaging, with the same total in the title. Here is how that applies to multipacks, variety packs and bundles, what Walmart publishes, and how to catch an AI image that miscounts your units.
Read the guide →September 12, 2026
Listing Image Types: 34 Built-in Shot Types, Grouped and Explained
A gallery is not a pile of photos. It is a short list of repeatable jobs. Here are the 34 built-in shot types in ten groups, which of them carry text, and which need a photograph of a specific face of your product.
Read the guide →September 12, 2026
How to Run a Gallery Coverage Audit in Five Minutes
Write one of nine job labels next to each image you already have. Repeated labels mean a wasted slot. Missing labels are your next shot. A coverage audit you run by eye on your phone.
Read the guide →September 12, 2026
How Many Images an Amazon Listing Can Have, and How Many Render
Nine image slots in most categories, seven in Clothing and Accessories, four shoppable videos per ASIN. Amazon does not publish a display count in its seller documentation, but a staff reply puts the detail page at seven.
Read the guide →September 12, 2026
Amazon's 85% rule means area: how to measure your fill
Amazon defines the 85% rule in two category style guides: the product must fill 85% of the image area. Read as side length that is 850 pixels on a 1,000 pixel canvas. Read as area it is 922 for a square product, and out of reach for a tall one.
Read the guide →September 12, 2026
Holiday and Festive Listing Images: What to Change and What to Leave Alone
No marketplace publishes a seasonal exemption to its main image rules. Here is what to change in the gallery for Diwali and Q4 2026, what to leave untouched, and what to swap back in January.
Read the guide →September 12, 2026
Meesho Catalog Rejected: The Image QC Errors and How to Fix Each One
Meesho publishes six QC error types and none of the literal error strings. Here is what each type points at, the fix for it, and an honest account of which image specs Meesho states and which ones it leaves blank.
Read the guide →September 12, 2026
Being Your Own Brand Ambassador With a Brand Character
A brand character is one face, defined once and reused across a gallery. Here is whose face to use, and where Amazon's AI-people tag lands when the rule does not clearly reach your case.
Read the guide →September 11, 2026
Amazon Image Policy Changes in 2025 and 2026: A Dated Changelog
Amazon's main image spec did not change in 2025 or 2026. Here is the dated changelog of what actually did change, with the Amazon page behind every row, plus a sourced debunk of the August 2026 AI image ban that never happened.
Read the guide →September 11, 2026
Amazon Minimum Image Size: Why 500 and 1,000 Pixels Are Both Correct
Amazon's acceptance floor is 500 pixels on the longest side, and 1,000 pixels is the zoom threshold rather than the minimum. Here is what each number controls, with the Amazon pages that say so.
Read the guide →September 11, 2026
Amazon's AI Image Disclosure Rule, and How to Add the Tag
Amazon requires the keyword contains-synthetic-performer in the XMP dc:subject field of any image or video showing photorealistic AI-generated people. Here is the exact command, the four exceptions, and where the EU asks for something different.
Read the guide →September 11, 2026
Amazon Is Putting AI-Generated Images in Search. What That Means for Your Listing.
Amazon's shopping app now draws its own AI product images under the search bar, announced on 3 June 2026 for US shoppers on iOS and Android, starting with apparel and home. Here is what Amazon actually said, what is still unconfirmed, and what to change in your gallery.
Read the guide →September 11, 2026
Walmart Image Requirements: US vs Canada, Side by Side
Walmart's US and Canada image pages give different numbers, and Walmart's two Canada pages disagree with each other. Every spec side by side, with the page dates, plus one master file that passes all three.
Read the guide →September 11, 2026
What Image Problems Actually Unpublish a Walmart Listing, and the 1000 x 1000 Myth
Walmart's US documentation lists one image-related unpublish reason code: no primary image. There is no pixel threshold that takes a US listing down, and the 500 x 500 automatic unpublish rule everyone half-remembers is Canadian.
Read the guide →September 11, 2026
Can You Use Your Amazon Images on Walmart? What Transfers and What Fails
Walmart's own guidelines say most Amazon image URLs can be accepted if they meet its rules. Here are the rules that trip a straight copy: the square crop, the 5MB cap, the query string in your CDN URL, and the claim overlays Walmart bans outright.
Read the guide →September 11, 2026
Walmart Image Size for Zoom: 1,500 or 1,000 Pixels?
Walmart's US spec page says 1,500 x 1,500 for zoom, but the only Walmart page that scores a defect is Walmart Canada's dashboard guide, and it fires below 1,000 pixels. Here is which number governs what, and the one pixel size that clears all of them.
Read the guide →September 11, 2026
Walmart 360 Spin Images: The Exact 24 Frame Rule
Walmart's 360 spin spec asks for exactly 24 images, each under 1MB, saved clockwise, while a newer Walmart page says up to 24. Here is the full spec, how to shoot it, and how to upload it.
Read the guide →July 7, 2026
Amazon Listing Image Requirements, Explained
Every rule your Amazon listing images must follow: pure white main image specs, resolution minimums, gallery freedoms, common rejection triggers, and where AI-generated images fit.
Read the guide →July 7, 2026
Flipkart Image Guidelines and Cataloging Rules: The Seller's Checklist
Every Flipkart image rule in one place: sizes, backgrounds, overlay bans, and the QC rejection reasons that stall listings. Plus where AI-generated product images actually stand.
Read the guide →July 7, 2026
How to Create White Background Product Photos with AI
Amazon suppresses listings whose main image background is not exactly RGB (255, 255, 255). Here is how the DIY, Photoshop, and AI routes compare for getting there, and the checklist to run on the finished file before you upload.
Read the guide →July 7, 2026
How to Create Amazon Listing Images with AI (Step by Step)
A step-by-step workflow for turning a product URL or photo into a full Amazon image set built to Amazon's rules: white-background main image, gallery close-ups, lifestyle scenes, and infographics.
Read the guide →July 7, 2026
Amazon main image rejected? Every reason and how to fix it
Off-white backgrounds, text overlays, props, collages, low resolution: every reason Amazon rejects or suppresses main images, and the exact fix for each.
Read the guide →July 7, 2026
AI Product Photography: The Complete Guide
What AI product photography is, how the editing and generative routes differ, and when a traditional shoot still wins. Plus the marketplace rules and ownership basics every seller should know.
Read the guide →July 7, 2026
Product Infographic Images for Amazon That Convert
Infographic gallery images do the selling when shoppers skim. Here are Amazon's rules for them, what to include in each one, and how to generate them with AI.
Read the guide →July 7, 2026
Amazon A+ Content Image Sizes and Best Practices
Every standard Amazon A+ module has a fixed image size, from 135 x 135 quadrants to the 970 x 600 header. Here is the full dimensions table, the file rules, and the design practices that keep your modules sharp on mobile.
Read the guide →Ready to automate your creative workflow?
Start free with 100 credits a month. No design skills needed.