If Conditional formatting is not applying to all cells in Excel or Google Sheets, you need to check the formatting and rules.

Use Excel's conditional formatting to flag status changes, budget issues, missing data, duplicates, and deadlines ...

It's a familiar situation for every Excel user: you open the Conditional Formatting Rules Manager and discover that the neat little rule you created has somehow multiplied into dozens—or even hundreds ...

Have you ever spent hours perfecting your Excel spreadsheet, only to watch your carefully crafted formatting fall apart the moment you insert a new row? It’s a maddeningly common issue for Excel users ...