CISA is warning about ongoing exploitation of a 2008 bug in multiple versions of Excel.

ChatGPT can assist with complex Excel formulas, including a VLOOKUP plus IFERROR to return not listed when no match appears.

They may look harmless, but they're certainly capable of turning your spreadsheets into traffic jams.

Excel’s UNIQUE function allows users to extract unique values from a dataset, making it easier to identify and remove duplicates. This column shows how to use the Data Table option in Excel’s What-If ...

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