By Discover Talent • Excel Troubleshooting Guide Excel Is Not Broken — Your Structure Is If Excel slicers are grayed out, formulas refuse to recalculate, totals show zero, or REF errors suddenly appear, the issue is not your formula skills. These are structural Excel problems that affect millions of users daily. This step-by-step guide fixes the top five Excel structural errors using real datasets, real mistakes, and exact fixes that work in production environments. Problems Covered Slicer grayed out and not clickable Totals not updating despite correct formulas #REF! reference errors after data changes Numbers imported as text showing zero totals Filters hiding values due to blank rows The Core Excel Rule Excel enforces structure. Slicers require tables. Calculations need automatic mode. Totals ignore text. Filters break with blanks. Once structure is fixed, formulas work automatically. Best Practices to Prevent Excel Errors Always convert data ranges...
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