[CleanShot 2025-12-28 at 08.33.43@2x] It’s difficult to see, even though I’ve zoomed in quite a lot! The border, with <s-thumbnail size="small-200"> - seems to be ‘inside’ the image. This only appears to happen in Admin extensions and not in App home

Wow nice find @bkspace ! I can’t imagine how you came across that :grinning_face_with_smiling_eyes: I was able to replicate this issue, so I’ll look into getting this addressed on our end. Thanks for reporting this to us. I’ll update you here once we ship a fix.

I suppose it’s one of those rare moments where being a perfectionist helps :joy:

But is it really resolved? Is that version back in action now, since it was undeployed because of numerous bugs?

The fix isn’t active right now because we had to roll back the latest Polaris patch. We’ll provide an update here once it’s back up and running: [image] April 29, 2026 Updates to the Admin Polaris Library Polaris [NOTE: this has been temporarily rolled-back/und…

<s-thumbnail> "small-200" border issue

Polaris

Paige-Shopify May 6, 2026, 5:18am 4

@bkspace this issue was resolved in the latest update. More on that here: April 29, 2026 Updates to the Admin Polaris Library.

Topic		Replies	Views
<s-thumbnail> should be optimized Polaris	0	58	July 10, 2025
Can you adjust the image size within the app block of admin ui extensions? Extensions admin-ui-extensions	2	100	July 20, 2025
Admin Action extension Polaris Web Components Extensions admin-ui-extensions	5	145	November 26, 2025
The screenshots cannot show on the get started guide Extensions pos-extensions	1	57	August 28, 2025
<s-image> does not show placeholder Polaris	0	53	August 26, 2025

<s-thumbnail> "small-200" border issue

Related topics