# Can I remove watermark from PDF.js viewer (free version)?
**URL:** https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166
**Category:** Technical Support
**Tags:** pdfjs-express
**Created:** [November 9, 2021, 9:17am UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166 "2021-11-09T09:17:39Z")
**Posts on this page:** 6
**Page:** 1
### Author:  [@withnat](https://pdfjs.community/u/withnat)
#### Post date: [November 9, 2021, 9:17am UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/1 "2021-11-09T09:17:39Z")
**Which product are you using?**
PDF.js Express Viewer
**PDF.js Express Version**
8.1.1
**Detailed description of issue**
I integrated PDF.js Express Viewer (free version) to my web application and provided the license key but watermark ā[pdfjs.express](http://pdfjs.express)ā still appear on every pdf pages.
**Expected behaviour**
How to remove the watermark? Do I need to purchase license for PDF.js Plus?
**Does your issue happen with every document, or just one?**
Every document
---
### Author:  [@system](https://pdfjs.community/u/system)
#### Post date: [November 9, 2021, 9:17am UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/3 "2021-11-09T09:17:43Z")
**Hello, Iām Ron, an automated tech support bot š¤**
While you wait for one of our customer support representatives to get back to you, please check out some of these documentation pages:
Guides:
- [Integrating PDF.js Express Viewer into a new Blazor project - Prerequisites](https://pdfjs.express/documentation/get-started-viewer/blazor/new-project#prerequisites)
- [Integrating PDF.js Express Viewer with NPM](https://pdfjs.express/documentation/get-started-viewer/npm)
- [Integrating PDF.js Express Viewer into a Vue.js project - Prerequisites](https://pdfjs.express/documentation/get-started-viewer/vue#prerequisites)
APIs:
- [ExpressUtils(optionsopt) - # async watermark(options) ā {Promise.}](https://pdfjs.express/api/utils/ExpressUtils.html#watermark__anchor)
- [PDF.js Express Utilities](https://pdfjs.express/api/utils/index.html#__anchor)
- [Core - preloadPDFWorker(pdfBackendType, workerHandlers)](https://pdfjs.express/api/Core.html#.preloadPDFWorker__anchor)
Forums:
- [Can I remove pdfjs.express watermark from viewer?](https://pdfjs.community/t/can-i-remove-pdfjs-express-watermark-from-viewer/1073/4)
- [Cannot remove watermark, even with license information](https://pdfjs.community/t/cannot-remove-watermark-even-with-license-information/1125/1)
- [Pdjs express watermark appearing on registered domain even after adding license key](https://pdfjs.community/t/pdjs-express-watermark-appearing-on-registered-domain-even-after-adding-license-key/453/1)
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### Author:  [@withnat](https://pdfjs.community/u/withnat)
#### Post date: [November 9, 2021, 10:40am UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/4 "2021-11-09T10:40:57Z")
Ok, I found answer here ([Can I remove pdfjs.express watermark from viewer? - #5 by Steven](https://pdfjs.community/t/can-i-remove-pdfjs-express-watermark-from-viewer/1073/5))
I am sure I provided the correct license key for [books-owndays.com](http://books-owndays.com) but watermark still display. Please help.
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### Author:  [@withnat](https://pdfjs.community/u/withnat)
#### Post date: [November 9, 2021, 10:54am UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/5 "2021-11-09T10:54:27Z")
I downloaded and integrated PDF.js PLUS instead of PDF.js Viewer to my project. Fixed now š
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### Author:  [@Logan](https://pdfjs.community/u/Logan)
#### Post date: [November 9, 2021, 5:29pm UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/6 "2021-11-09T17:29:04Z")
Great!
Let me know if you run into any other issues.
Thanks,
Logan
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### Author:  [@Logan](https://pdfjs.community/u/Logan)
#### Post date: [November 9, 2021, 5:29pm UTC](https://pdfjs.community/t/can-i-remove-watermark-from-pdf-js-viewer-free-version/1166/7 "2021-11-09T17:29:07Z")