html.elements.optgroup.disabled - recent iOS does not support disabled optgroup

[telic]

What type of issue is this?

Incorrect support data (example: BrowserX says "86" but support was added in "40")

What information was incorrect, unhelpful, or incomplete?

The compatibility data shows that disabled optgroup are fully supported on iOS. However, the demo reveals that it is not working correctly on the current version of iOS (18.3.1)

What browsers does this problem apply to, if applicable?

Safari

What did you expect to see?

The compatibility table should show that iOS is non-conforming. Options in a disabled optgroup should not be selectable.

Did you test this? If so, how?

Tested by hand using the example provided on https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/disabled#examples

All options in this”Group 3” are selectable on iOS.

Can you link to any release notes, bugs, pull requests, or MDN pages related to this?

https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/disabled

Do you have anything more you want to share?

No response

MDN URL

https://developer.mozilla.org/en-US/docs/Web/HTML/Attributes/disabled

MDN metadata

MDN page report details

• Query: html.elements.optgroup.disabled
• Report started: 2025-03-14T15:59:47.946Z