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The real reasons Excel has 1,048,576 rows and 16,384 columns

Excel's grid feels like an endless canvas until you hit the boundaries of row 1,048,576 or column XFD. These limits aren't random—they're digital walls shaped by history, hardware, and binary logic.

From Spreadsheets to Sales : Create a Working CRM Inside Excel

Create a CRM using Excel with dropdown customer selection and FILTER plus XLOOKUP, saving time while keeping leads and deals ...