Microsoft Power BI Updates Blog

Power BI January 2026 Feature Summary

The January 2026 Power BI Feature Summary is packed with exciting news—there are fresh updates, important announcements, and some big changes, especially around upcoming events, feature retirements, and the latest in AI and Copilot advancements. Some of the standout features include new reporting tools, smarter data modeling options, enhanced resources for developers, broader global standards …

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Power BI Desktop September 2019 Feature Summary

You’ll notice one of our exciting updates right away when creating new reports with the September update of Power BI Desktop, a new, modern default theme! Not only do we have a new default theme, but we’ve more than doubled the number of built-in theme options for your report. If you’re a theme author, potentially more exciting are the updates to our theme JSON format which make it much quicker and easier for you to create your own custom themes that significantly change the look and feel of your report. Thanks to an intern project, we’re also releasing a frequently requested modeling feature: custom format strings. And of course, we have plenty of incremental improvements this month, with some performance improvements, more dynamic formatting options, updates to our personalized visualization pane, and more.

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