Email support@printcanvas.merchantos.in for merchant support. Open the app from Shopify admin for setup and billing.
Install from the Shopify App Store (or the install link from your Partner dashboard). Approve read_products and read_orders.
Online Store → Themes → Customize → App embeds. Turn on PrintCanvas. Or add the Personalize button block on the product page.
Canvases → Create canvas. Set trim, bleed, and which shopper tools are on. Size locks once a layout uses it.
Layouts assemble pages (front and back, or cover plus months) that reuse canvases.
Shopify catalog → open a product → pick a layout per variant. At least one page must stay on.
On the storefront, open the product, tap Personalize, export, add to cart, and complete a test order. The print PDF attaches to the line as Artwork.
Shopify admin → Apps → PrintCanvas → Uninstall. Billing stops with the Shopify subscription.