When I used conditional formatting to highlight duplicate cells in red, 800 out of 1,000 rows turned bright red. I stared at ...

From missing entries to bloated formulas, these five Excel tools help me turn someone else's messy data into something usable ...

I had a task to consolidate participant lists collected from several departments into one in Excel. When I pasted them ...

You’ll need more than one trick up your sleeve to find duplicates in Microsoft Excel. In the duplicate world, definition means everything. That’s because a duplicate is subjective to the context of ...

Business issues such as incorrect transactions, data entry errors, technical glitches and poor system design may cause duplicate values in your data sets. Duplicate values can exist across rows or in ...

Excel Conditional Formatting already lets you format cells based on the value of those cells or the value of the formulas in those cells (see our conditional formatting tutorial for more details). Now ...