# IE 11 Not work on builded React code

**URL:** <https://pdfjs.community/t/ie-11-not-work-on-builded-react-code/227>\
**Category:** Technical Support\
**Created:** [August 24, 2020, 9:43am UTC](https://pdfjs.community/t/ie-11-not-work-on-builded-react-code/227 "2020-08-24T09:43:22Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![ysc692](https://avatars.discourse-cdn.com/v4/letter/y/58956e/32.png) [@ysc692](https://pdfjs.community/u/ysc692)\
**Post date:** [August 25, 2020, 1:26am UTC](https://pdfjs.community/t/ie-11-not-work-on-builded-react-code/227/3 "2020-08-25T01:26:51Z")

</div>

Hello Support!

Just only can show the version details as google chrome console log, the IE 11 not found

Google Chrome PDF Express version details as below (Run on “npm run build”)

UI version : 6.3.3  
Core version : 6.3.4  
Build : Ni8yOS8yMDIwfDZhZDkzMGE=  
WebViewer Server : false  
Full API : false

* * *

IE 11 PDF Express version details as below (Run on “npm start”)

[WebViewer] UI version: 6.3.3, Core version: 6.3.4, Build: Ni8yOS8yMDIwfDZhZDkzMGE=, WebViewer Server: false, Full API: false

* * *

“@pdftron/pdfjs-express”: “^6.2.1”,

```
"axios": "^0.19.2",

"debug": "^4.1.1",

"react": "^16.6.0",

"react-app-polyfill": "^1.0.6",

"react-dom": "^16.6.0",

"react-router-dom": "^5.2.0",

"react-scripts": "2.1.1"

```

`-- react-scripts@2.1.1 `– webpack@4.19.1

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