excel

Learn to create a pivot table in Excel calculating elapsed days (TODAY() - Bill_Date), filtering overdue bills >10 days with Bal_Amt >0, grouped by Party_Name. Beginner guide with helper columns, Excel Tables, and dynamic summaries for outstanding balances.

Learn to use SUMIFS in Excel Office 365 to sum values like dividends by multiple criteria such as year and company. Step-by-step examples, syntax, SUMIF vs SUMIFS, troubleshooting, and advanced tips for dynamic formulas.

Discover the reliable Excel formula to detect cells with dates entered without a leading apostrophe. Flags direct MM/DD/YYYY entries as errors for ERP validation, while allowing text dates, numbers like 82, and short formats. Uses CELL format for precise detection.

Enable refresh in copied Power Query Excel after adding rows to source table. Fix greyed-out button, restore updates, and keep year, month, amount slicers working with step-by-step guide and best practices.

Excel AGGREGATE with INDEX fails in Google Sheets after import. Get the working FILTER + INDEX replacement for nth matches on criteria in columns E and F. Includes QUERY and SMALL alternatives for google sheets formulas.

Resolve intermittent Excel add-in crashes with custom functions using shared runtime during multi-workbook recalculation. Root causes, diagnostics, mitigations, and best practices for stable Excel add-ins.

Learn how to preserve up to 12 decimal digits when reading Excel with Polars to string (Utf8). Fix truncation using xlsx2csv_options, infer_schema_length=0, schema_overrides, or openpyxl engine for exact precision.

ActiveWindow.FreezePanes throws Runtime Error 1004 when a workbook is minimized. Learn causes and fixes: unminimize/activate or use Workbooks(...).Windows(1).

Step‑by‑step guide to diagnosing Power Query slowness—from filtering and Folder.Files to memory tuning, using Power BI for large file sets, and best practices.