# Responsive issue - Annotation toolbar arrow isn't working

**URL:** <https://pdfjs.community/t/responsive-issue-annotation-toolbar-arrow-isnt-working/1889>\
**Category:** Technical Support\
**Created:** [July 20, 2022, 10:17am UTC](https://pdfjs.community/t/responsive-issue-annotation-toolbar-arrow-isnt-working/1889 "2022-07-20T10:17:54Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![system](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/ffbcd25c7d423db8d5acd5db201c272f4db306dd.png) [@system](https://pdfjs.community/u/system)\
**Post date:** [July 20, 2022, 10:17am UTC](https://pdfjs.community/t/responsive-issue-annotation-toolbar-arrow-isnt-working/1889/3 "2022-07-20T10:17:59Z")

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**Hello, I’m Ron, an automated tech support bot 🤖**

While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages:

Guides:
- [Customize toolbar in viewer - Header items - ToolGroupButton](https://pdfjs.express/documentation/ui-customization/customizing-header.8#toolgroupbutton)
- [Disabling flattened annotations](https://pdfjs.express/documentation/annotation/disable-annotations)
- [Create highlight annotations in PDF.js Express - Other examples](https://pdfjs.express/documentation/annotation/create-annotation-highlight#other-examples)

APIs:
- [TextHighlightAnnotation - new TextHighlightAnnotation()](https://pdfjs.express/api/TextHighlightAnnotation.html#TextHighlightAnnotation__anchor)
- [UI](https://pdfjs.express/api/UI.html#__anchor)
- [Core.Annotations.TextUnderlineAnnotation - setRectWithNormalization(rect)](https://pdfjs.express/api/Core.Annotations.TextUnderlineAnnotation.html#setRectWithNormalization__anchor)

Forums:
- [Responsive Issue - Opera Browser](https://pdfjs.community/t/responsive-issue-opera-browser/1887/1)
- [How hide annotation when toolbar group changed](https://pdfjs.community/t/how-hide-annotation-when-toolbar-group-changed/1574/1)
- [I am getting weird icons when loading pdf using pdf.js@2.9.359](https://pdfjs.community/t/i-am-getting-weird-icons-when-loading-pdf-using-pdf-js-2-9-359/1330/1)

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