How to Change Data Type in Power BI
- George Apostolov
How to Change Data Type in Power BI: step-by-step guide
Click on the visual table.
Click 'Transform Data' to open Power Query Editor.
In the table preview, find the column whose data type you want to change.
Click the small data type icon in the column header. Select the desired data type.
After you're done, click 'Close & Apply'.
Quick answer: To update data types in Power BI, click the visual table and select Transform Data to open the Power Query Editor. Locate the target column in the table preview, click the data type icon in the column header to choose the new type, and then click Close & Apply.
About this Power BI tutorial
Modify column data types in Power BI by opening Power Query Editor, selecting a new format from the column header icon, and saving changes. This guide shows how to change Data Type in Power BI in 5 steps, starting with "Click on the visual table" and finishing with "After you're done, click 'Close & Apply'". The interactive demo above is a click-through copy of the real Power BI interface, so you can rehearse each step before doing it in your own account.
Frequently asked questions
How many steps does it take to change Data Type in Power BI?
5 steps. Each one is listed in order above, and the demo highlights exactly where to click.
Can I try it without changing my own account?
Yes. Clicking through the demo doesn't touch your Power BI data or settings. Once you know the flow, repeat it in your own workspace.
This tutorial is filed under Power BI. Related guides: How to Change Date Format in Power BI, How to Change Font in Power BI and How to Change Font Size in Power BI. Last reviewed 05 Oct 2026.
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