# 3.5.1 Release Notes ## Features - The Monitoring plugin now supports projects and sources statistics. - Add loading button state CSS and class called _button-loading._ - Search Bar Widget implemented in React.js. - Add MLflow and its dependencies packages. - Package conda (miniforge). ## Bug Fixes - Do not highlight sub-terms on PDFs. - Keep sidebar state when moving between items in item detail view. - Fix the dropdown mode of Tabs widget is misplaced to the left of the widget. - Fix the preview of Excel files when the file had a numeric header - Fix _opensearch_ plugin missing dependency (feedwerk) - Dates and times in AI studio & Data Sources should now be displayed in the correct timezone based on the user’s browser - [QA-Widget] Multiple graphical bug fixes and small performance improvement - Fix a bug preventing Engagement Map widget from loading - Fix error handling for ML template selection - Fix issue that after some time, the refresh token in Atlassian plugins is not valid any more - If the NLP parse fails, it shouldn’t use the query as enriched - Fix the floating buttons in AI Studio (add, back, …) are cut off in half - Make possible to create a source without related asset. It allows uploading items using ItemUploader without checking permissions - [AIS] Fix the PDF viewer toolbar breaks visually under increased browser zoom - Fix several styling bugs around the creation project side panel - Rollback result list in item detail comparison view - Fix React pie chart being loaded when react widgets are disabled - PDF Item detail and comparison view have been improved to match design specifications ## Breaking Changes - Rename Tags, Keywords, and Facets into Labels, remove Labels toggle, add white background to Labels placeholder in the item detail ## Installation and Upgrade You will have to resolve at least the following config files when upgrading from Squirro 3.3.0 - `/etc/nginx/conf.d/ssl.inc` - `/etc/squirro/common.ini` For new installations, please follow the [Installing Squirro on Linux](../../../install/linux.md#install-linux) instructions. To upgrade an existing installation, please consult [Upgrading Squirro](../../../install/upgrade.md#install-upgrade).