# After updating Chrome / Firefox browser to latest version PDF Viewer js  doesn't show barcodes / qrcodes

**URL:** <https://pdfjs.community/t/after-updating-chrome-firefox-browser-to-latest-version-pdf-viewer-js-doesnt-show-barcodes-qrcodes/905>\
**Category:** Bug Reports\
**Created:** [July 27, 2021, 2:36pm UTC](https://pdfjs.community/t/after-updating-chrome-firefox-browser-to-latest-version-pdf-viewer-js-doesnt-show-barcodes-qrcodes/905 "2021-07-27T14:36:00Z")\
**Posts on this page:** 1\
**Showing post:** 4

<div class="post-metadata">

**Author:** ![ylle.pani](https://avatars.discourse-cdn.com/v4/letter/y/0ea827/32.png) [@ylle.pani](https://pdfjs.community/u/ylle.pani)\
**Post date:** [July 28, 2021, 2:46pm UTC](https://pdfjs.community/t/after-updating-chrome-firefox-browser-to-latest-version-pdf-viewer-js-doesnt-show-barcodes-qrcodes/905/4 "2021-07-28T14:46:00Z")

</div>

Having the same problem/message warning when uploded and viewed the PDF with build-in pdf.js viewer. PDF is showing up as a blank white pages while selecting some text, the content can be seen in the viewer.

 ![würth](https://canada1.discourse-cdn.com/flex031/uploads/pdfjscommunity/original/1X/84ea90fb5ce73704b9ddf847ac55d825c1a830d6.png)

Tested with  
Firefox 90.0.2 (64-bit) - NOK  
Chrome Version 92.0.4515.107 (Official Build) (64-bit) - NOK  
Microsoft Edge Version 92.0.902.55 - NOK

---

_[View the full topic](https://pdfjs.community/t/after-updating-chrome-firefox-browser-to-latest-version-pdf-viewer-js-doesnt-show-barcodes-qrcodes/905)._