Fix PowerPoint Chart Data Label Values Missing
Question details
The user needs to restore numerical series values in their PowerPoint presentation charts, as the data labels currently only show the label formatting without the actual numbers.
- Product
- PowerPoint
- Device & OS
- not provided
- Scenario
- Displaying data visualizations during a presentation where accurate data values are required on charts.
- Observed behavior
- Chart data labels fail to display the underlying numerical values, showing only the formatting placeholders or remaining blank.
Verify that the underlying Excel spreadsheet or data source linked to your PowerPoint chart is accessible, contains the correct numerical data, and has not been moved or deleted.
Enable Values in the Format Data Labels Pane
Manually adjusting the data label settings is the most direct way to restore missing numerical values.
Click on the chart in your PowerPoint slide to make it active, then click on one of the existing data labels to select the entire data label series.
Right-click the selected data labels and choose 'Format Data Labels' from the context menu to open the formatting pane on the right side of the screen.
In the Format Data Labels pane, navigate to 'Label Options' (the bar chart icon) and check the box next to 'Value'. Ensure other required fields like 'Category Name' or 'Percentage' are checked as needed.
Test Presentation on Another Environment
Isolating the issue helps determine if the missing labels are caused by a file corruption or a local software glitch.
Check PowerPoint Version and Repair Presentation
An outdated application version or a corrupted slide can prevent charts from rendering their data properly.
Create and Edit Stunning Charts with WPS Presentation
If PowerPoint continues to experience chart glitches, try WPS Presentation. It offers a fully compatible, lightweight, and free alternative to manage complex charts and data visualizations effortlessly without missing data labels.
- 1. Open WPS Presentation: Download and launch WPS Office, then open your existing presentation or create a new blank one.
- 2. Insert a Chart: Navigate to the 'Insert' tab on the top ribbon and click 'Chart' to add a new graph to your slide.
- 3. Format Data Labels: Right-click any chart element, select 'Add Data Labels', then right-click the labels again to choose 'Format Data Labels'. Here you can easily toggle values, category names, or percentages.
- 4. Save your work: Save your presentation seamlessly in .pptx format to share with colleagues using any office suite.

Frequently Asked Questions
Why do my chart data labels show zero or blank values?
This usually happens if the linked Excel data source is disconnected, contains empty cells, or is formatted as text instead of numerical values. Check the underlying data table to ensure the numbers are formatted properly.
Can I link chart data labels to specific custom cells in Excel?
Yes. In the Format Data Labels pane, you can check the 'Value From Cells' option. A prompt will appear allowing you to select a specific data range from your worksheet to act as custom labels for your chart.
How do I reset my chart formatting back to the default style?
Select the affected chart, go to the Chart Design tab on the ribbon, and click on 'Change Colors' or select a different pre-set layout from the Chart Styles gallery. This often resolves visual glitches with labels.
Does WPS Presentation support PowerPoint chart formatting?
Yes, WPS Presentation fully supports the rendering, editing, and formatting of standard PowerPoint charts, including detailed customization of data labels, axes, and legends.




