# How to custom header

**URL:** <https://pdfjs.community/t/how-to-custom-header/840>\
**Category:** Technical Support\
**Tags:** pdfjs-express\
**Created:** [June 23, 2021, 11:04am UTC](https://pdfjs.community/t/how-to-custom-header/840 "2021-06-23T11:04:25Z")\
**Posts on this page:** 1\
**Showing post:** 2

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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:** [June 23, 2021, 11:04am UTC](https://pdfjs.community/t/how-to-custom-header/840/2 "2021-06-23T11:04:30Z")

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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:
- [Add signature fields to PDFs - createSignHereElement](https://pdfjs.express/documentation/signature/signature-field#createsignhereelement)
- [Hiding/Showing DOM elements in WebViewer UI - List of elements](https://pdfjs.express/documentation/ui-customization/hiding-elements#list-of-elements)
- [Create Custom PDF Stamps using JavaScript | PDF.js Express SDK - Custom stamps](https://pdfjs.express/documentation/annotation/stamps#custom-stamps)

APIs:
- [Annotations.WidgetAnnotation - removeCustomAppearance()](https://pdfjs.express/api/Annotations.WidgetAnnotation.html#removeCustomAppearance__anchor)
- [Header - getItems()](https://pdfjs.express/api/Header.html#getItems__anchor)
- [PartRetrievers.WinRTPartRetriever - setCustomHeaders(headers)](https://pdfjs.express/api/PartRetrievers.WinRTPartRetriever.html#setCustomHeaders__anchor)

Forums:
- [Add Signature Fields](https://pdfjs.community/t/add-signature-fields/400/1)
- [How to remove Rubber stamp like Area & linear using annotation.popPath();](https://pdfjs.community/t/how-to-remove-rubber-stamp-like-area-linear-using-annotation-poppath/720/4)
- [Annotations gets shuffled on Copy / paste](https://pdfjs.community/t/annotations-gets-shuffled-on-copy-paste/255/1)

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