Missing value for toolbar-toggle-orientation button

Hi,

This issue is Drupal core toolbar issue not Admin Toolbar module you can solve your issue by
See this link - https://www.drupal.org/project/drupal/issues/3305152#comment-15031603 🐛 Toggle icon for toolbar menu missing for all tabs except Manage Needs work .

MR Link - https://git.drupalcode.org/project/drupal/-/merge_requests/3894.diff
I checked by adding the patch on my local it is working fine Attached screenshot and video for reference.

Reviewed MR! 3. It solve the issue. Thanks!

This is a Drupal core bug, is not related to te module