Microsoft Excel displays the error "Cannot extend list or database" when your data set is not as continuous, and shows the error message to avoid overwriting existing ...
Discover 8 2026 Excel updates, including AI formula creation and a year of change history, so your team works quicker with fewer mistakes.
Click the File tab on the menu bar. Click Options on the backstage view. An Excel Options dialog box will open. Click the Formulas tab on the left pane. Under the ...
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