September 2026

Use Excel TEXT to display dates numbers currency percentages and times inside text strings, apply format codes, combine formatted values with words, understand that TEXT returns text, test custom formats, and build dynamic status lines.

Use INDIRECT to turn text into Excel references, build cell references from another cell, reference sheet names typed in a control cell, handle sheet names with spaces, understand volatility and closed-workbook limits, and choose Tables or named ranges when better.

Use OFFSET to return values or dynamic ranges a certain number of rows and columns from a starting cell, build growing named ranges with COUNTA, understand positive and negative offsets, avoid volatility slowdowns, and fix #REF errors.

Use Excel OR to test whether any condition is true, combine OR with IF for useful outputs, compare OR with AND, nest OR inside AND, use OR in conditional formatting, and understand case-insensitive text comparisons.

Use Word Read Aloud to hear documents, control playback speed and voice, troubleshoot missing or silent playback, set proofing language, compare Immersive Reader, and change system text-to-speech voices.

Use SUMPRODUCT in Excel to multiply matching rows and add totals, apply one or more conditions, count matching rows, fix #VALUE range-size errors, and know when SUMIFS is clearer or faster.

Add the hidden Excel Camera tool, create live snapshots of cell ranges, build dashboard views from multiple sheets, move resize and retarget linked pictures, and fix snapshots whose source range was moved or deleted.

Use INDEX MATCH as a flexible VLOOKUP alternative, look left or right, match two criteria, use two-way INDEX MATCH, count matches with COUNTIF or COUNTIFS, and troubleshoot #N/A errors.

Use PowerPoint Presenter View with a second monitor or single screen, show speaker notes timer next slide and tools privately, fix wrong-display issues, present in online meetings, swap displays, and troubleshoot display detection.

Use IFERROR to replace Excel formula errors with blanks zeros or messages, wrap formulas and lookup formulas, use IFNA for lookup-only misses, nest fallbacks, avoid hiding real problems too early, and troubleshoot raw error codes.