How to use the duplicate check function in Excel: first open the software and select all the data; then select "Conditional Formatting-Highlight Cell Rules (H)-Duplicate Values" in the "Start" option; then Click OK; all duplicate cells will turn light red.
The operating environment of this article: Windows 7 system, Microsoft Office Excel 2010 version, Dell G3 computer.
How to use the duplicate check function in excel:
1. First open the Excel software, select to create a new workbook in the main interface and enter the data, then select the box All data;
2. Next, select "Conditional Formatting" in the "Start" option above and click "Highlight Cell Rules (H)" , "Duplicate value";
3. A small window will pop up, you can select the background color of the repeated data, etc., click "OK";
4. Finally, click OK and you will find that all cells with duplicate items have turned light red, making it easier to see duplicate items.
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