It needs CSS. Across the site, the following CSS should be present for all pages including the checkout flow: .shopify-preview-bar { display: none }I believe that is all, but feel free to read this documentation - specifically, at the way bottom of t...

You need to be on Shopify Plus to remove it in checkout which is why I found hiding preview with the param alone didn't suffice for the majority of our clients. One old colleague of mine tossed around a dopey idea that I'd love to hear back from any ...

After our developer followed a combination of these two articles (1 & 2) to help us split test our live Shopify theme with one in preview where he coded the edits, we've ran into the issue that the preview bar indicator appears in checkout. We were a...