
Changing text case in Excel is easy when you know the right method. This guide explains how to use UPPER, LOWER, PROPER, Flash Fill, Power Query, and other practical techniques to clean names, titles, emails, product data, and spreadsheet text quickly and accurately.
Master Excel date difference calculations with this complete guide. Learn to use DATEDIF, DAYS, NETWORKDAYS, and simple subtraction to find days, months, years, and working days between dates. Includes practical examples and a free online calculator for quick verification.