# How to Add Column in AppSheet

> To update your app, open your connected spreadsheet and add a new column header. Next, open your app in the AppSheet Editor, go to Data, select the Columns tab, and find your table. Finally, click Regenerate Structure and confirm by clicking Regenerate so AppSheet detects and adds the new column.

Canonical: https://livedemo.ai/tutorials/how-to-add-column-in-appsheet/
Apps: AppSheet
Updated: 2026-10-05
Interactive demo: https://story-api.livedemo.ai/workspaces/62255d3d3304f17b8f5e2d03/stories/692a2cf6a98365d086570508/preview?step=1

## Steps

1. Open your connected spreadsheet. Add a new column header.
2. Open your app in the 'AppSheet Editor' and click 'Data'.
3. Navigate to the 'Columns' tab.
4. Find the table you edited. Select your data.
5. Click the 'Regenerate Structure' button.
6. Click 'Regenerate' to confirm the action.
7. AppSheet will now detect the new column and add it to the app.
8. That's it! You've successfully added a column in AppSheet.