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 ...

Stop doing more than you have to in Excel—built-in tools can automate repetitive tasks instantly.

Google has shown the way: You can offer typical Office programs such as word processing, spreadsheets, and presentation programs online. Free of charge and with a range of functions that is completely ...