A complete list of every setting in the Gantt Chart's Format pane, grouped by card, with its effect and default value. For task-based walkthroughs, see the customization guides linked at the bottom.
Open the Format pane by selecting the visual and clicking the paint-roller icon. Cards appear in the order below.
License
| Setting | Type | Default |
|---|
| License key | Text | (empty) |
| Status | Read-only text | (hidden until a key is entered) |
Only needed for environments AppSource licensing doesn't cover. See Direct license keys, or deploy the key through a report theme across many reports.
Sort by
Controls the order of sibling tasks within each hierarchy level.
| Property | Options / range | Default | Notes |
|---|
| Sort by | Start date · End date · Duration · Task name · Data order | Start date | "Data order" keeps Power BI's delivered row order. |
| Direction | Ascending · Descending | Ascending | Ignored when sorting by Data order. |
Appearance
A composite card with four groups.
General
| Property | Type | Default | Notes |
|---|
| Dark mode | On / Off | Off | Dark shell for backgrounds, text, grid lines. Ignored under high contrast. |
| First day of week | Monday · Sunday · Saturday | Monday | Week boundaries and week numbers on the timeline. Monday uses ISO 8601 numbering. |
| Shade weekends | On / Off | On | Shades weekends when the timeline is zoomed in to days or weeks. |
| Weekend days | Saturday–Sunday · Friday–Saturday | Saturday–Sunday | The days shaded as the weekend. |
| Property | Type | Default | Notes |
|---|
| Show top bar | On / Off | On | The bar holding search and zoom controls. |
| Show search bar | On / Off | On | The search box within the top bar. |
| Font family | Font | Segoe UI | Timeline date labels and the Today pill. |
| Font size | 7–24 pt | 10 | Also scales the top bar — its height, controls and icons. |
Vertical grid
| Property | Type | Default |
|---|
| Vertical grid lines | On / Off | On |
Horizontal grid
| Property | Type | Default | Notes |
|---|
| Row banding | On / Off | Off | Alternating row shading. |
| Project grid lines | On / Off | On | Lines between top-level project rows. |
| Task grid lines | On / Off | Off | Lines between task and sub-task rows. |
Progress
| Property | Options | Default | Notes |
|---|
| Progress style | Strip · Overlay | Overlay | How progress fills the task bars. |
| Progress scale | Auto · 0–1 · 0–100 | Auto | How progress values are read. Auto detects from the column's format and type. |
Bars
| Property | Range | Default | Notes |
|---|
| Task bar height | 8–60 px | 26 | |
| Project bar height | 4–30 px | 6 | Summary bars. |
| Bar spacing | 2–16 px | 6 | Space above/below each bar within its row. |
| Project bar corner radius | 0–15 px | 3 | |
| Task bar corner radius | 0–15 px | 3 | |
Data labels
| Property | Type / range | Default | Notes |
|---|
| Show task labels | On / Off | Off | Task name to the right of each bar. |
| Show progress percentage | On / Off | On | Prefixes label with progress % (needs Progress (%)). |
| Show project duration | On / Off | On | Duration in days beside each top-level project bar. |
| Font family | Font | Segoe UI | |
| Font size | 7–24 pt | 10 | |
| Bold / Italic / Underline | On / Off | Off | |
Project hierarchy
| Property | Type | Default | Notes |
|---|
| Column width | 200–600 px | 300 | Width of the task list column. Drag its right edge to resize; double-click the edge to reset. |
| Row numbers | On / Off | Off | WBS number column left of the task list. |
| Show color swatches | On / Off | On | Color chip next to each project name. |
| Show completion checkmarks | On / Off | On | Green checkmark on 100%-complete tasks (needs Progress (%)). |
| Font family | Font | Segoe UI | Task list text, including row numbers, extra columns and the link menu. |
| Font size | 7–24 pt | 11 | Swatches, arrows, checkmarks and link icons scale with it. |
| Bold / Italic | On / Off | Off | |
| Property | Options | Default | Notes |
|---|
| Default zoom preset | Automatic · Day · Week · Month · Quarter · Year | Automatic | Zoom level on load. In an editing view, a zoom picked in the top bar is saved here. |
| Default scroll position | Start · Today · End | Start | Horizontal position on load. |
Milestones
A composite card with two groups.
Options
| Property | Type / range | Default | Notes |
|---|
| Zero-duration tasks as milestones | On / Off | On | Draws tasks whose start and end dates are equal as a marker instead of a bar. |
| Task milestone symbol | Circle · Diamond · Square · Triangle · Star | Diamond | Shape used for those zero-duration tasks. |
| Hide markers outside bars | On / Off | Off | Hides markers falling outside a task's start–end range. |
| Marker size (%) | 10–80% | 30 | Percentage of task bar height. |
Symbols
| Property | Options | Default | Notes |
|---|
| Symbol (per milestone column) | Circle · Diamond · Square · Triangle · Star | — | One picker per bound milestone column. |
Today line
| Property | Options | Default |
|---|
| Show | On / Off | On |
| Color | Color | #D64550 |
| Style | Solid · Dashed · Dotted | Solid |
Dependency lines
Only visible when Task ID and Predecessor ID are mapped.
| Property | Options / range | Default |
|---|
| Show | On / Off | On |
| Color | Color | #323338 |
| Style | Solid · Dashed · Dotted | Solid |
| Width | 1–5 px | 1 |
Legend
Only visible when a Legend field is populated.
| Property | Options / range | Default |
|---|
| Show | On / Off | On |
| Position | Top · Bottom · Left · Right · Top center · Bottom center · Left center · Right center | Bottom center |
| Title | On / Off | Off |
| Legend name | Text | (auto) |
| Color | Color | Theme default |
| Font family | Font | Segoe UI |
| Text size | 7–24 pt | 11 |
Data colors
A composite card.
| Property | Type | Default | Notes |
|---|
| Default color | Color | #118DFF | Used with no Legend, or for parents with mixed children. |
| Per-value color | Color | (theme palette) | One swatch per legend value when a Legend field is present. |
See also