Forum Discussion
nprager1450
Mar 12, 2026Copper Contributor
Conditional Formatting Duplicates in Two Columns
Hello, I have a spreadsheet where I track calls my office receives. I have a table that includes the date and name for each call. Sometimes calls are entered in the spreadsheet multiple times. I wou...
Olufemi7
Mar 13, 2026Iron Contributor
Hello nprager1450,
Select the Name column, go to Conditional Formatting, choose New Rule, Use a formula to determine which cells to format, and enter the formula =COUNTIFS($A$2:$A2, $A2, $B$2:$B2, $B2) > 1 assuming dates are in column A and names in column B starting at row 2. This will highlight only the second and later duplicates for the same day.
- m_tarlerMar 13, 2026Silver Contributor
Please Note that the APPLIED TO range for the formula from Olufemi7 MUST start with A2 NOT be the whole column nor starting at A1. Otherwise the highlighted cells will be off by a row. Basically the row numbers in that formula must match the upper most row of the Applied To range.