# Ext JS Library version Upgrade for Reporting

**URL:** <https://community.bloomreach.com/t/ext-js-library-version-upgrade-for-reporting/4640>\
**Category:** Experience Manager (PaaS/OnPrem)\
**Created:** [January 28, 2025, 9:46pm UTC](https://community.bloomreach.com/t/ext-js-library-version-upgrade-for-reporting/4640 "2025-01-28T21:46:32Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Vineetha.gourishetty](https://avatars.discourse-cdn.com/v4/letter/v/d78d45/32.png) [@Vineetha.gourishetty](https://community.bloomreach.com/u/Vineetha.gourishetty)\
**Post date:** [January 28, 2025, 9:46pm UTC](https://community.bloomreach.com/t/ext-js-library-version-upgrade-for-reporting/4640/1 "2025-01-28T21:46:32Z")

</div>

Hi Team, I’m trying to use xlsx file download in CMS reports and can we upgrade Ext JS version to 7+ in Bloomreach CMS? If so, what are the steps for it?

---

<div class="post-metadata">

**Author:** ![jasper.floor](https://yyz1.discourse-cdn.com/flex027/user_avatar/community.bloomreach.com/jasper.floor/32/28_2.png) [@jasper.floor](https://community.bloomreach.com/u/jasper.floor)\
**Post date:** [January 29, 2025, 4:38pm UTC](https://community.bloomreach.com/t/ext-js-library-version-upgrade-for-reporting/4640/2 "2025-01-29T16:38:37Z")

</div>

I don’t think it will work to upgrade the extjs version in the cms.