· 5 years ago
I wonder if we get any replies, this function is not working
Quickly prevent duplicate entries in a column in Excel
Kutools for Excel
When it comes to prevent or avoid duplicate entries in a column, we may consider the function of Data Validation in Excel. But using the Date Validation to prevent duplicate entries in a column, you may need to spend some time on how to get it work first. However, with the Prevent Duplicate entries utility of Kutools for Excel, you can easily prevent duplicate entries in a column in Excel.
Prevent duplicate entries in a whole column
Prevent duplicate entries in a range of the column
Office Tab Enable Tabbed Editing and Browsing in Office, and Make Your Work Much Easier...
Kutools for Excel Solves Most of Your Problems, and Increases Your Productivity by 80%
- Reuse Anything: Add the most used or complex formulas, charts and anything else to your favorites, and quickly reuse them in the future.
- More than 20 text features: Extract Number from Text String; Extract or Remove Part of Texts; Convert Numbers and Currencies to English Words.
- Merge Tools: Multiple Workbooks and Sheets into One; Merge Multiple Cells/Rows/Columns Without Losing Data; Merge Duplicate Rows and Sum.
- Split Tools: Split Data into Multiple Sheets Based on Value; One Workbook to Multiple Excel, PDF or CSV Files; One Column to Multiple Columns.
- Paste Skipping Hidden/Filtered Rows; Count And Sum by Background Color; Send Personalized Emails to Multiple Recipients in Bulk.
- Super Filter: Create advanced filter schemes and apply to any sheets; Sort by week, day, frequency and more; Filter by bold, formulas, comment...
- More than 300 powerful features; Works with Office 2007-2019 and 365; Supports all languages; Easy deploying in your enterprise or organization.
Prevent duplicate entries in a whole column
Click Kutools >> Prevent Typing >> Prevent Duplicate, see screenshot:
Usage:
1. Select a single column that you want to prevent duplicate entries.
2. And then apply the utility by clicking Kutools > Prevent Typing > Prevent Duplicate, a dialog pops out to remind you it will remove Data Validation in your selected range if continue the operation. See screenshot:
3. Click Yes to continue, and a dialog pops out to remind you the selected range has been prevented typing duplicates. See screenshot:
4. Click OK, from now, when you try to type in the same data in the same column, you won’t be allowed. See screenshot:
Tip: if you have not selected a single column before applying the utility, then the column of the active cell will be set to prevent duplicate entries.
Prevent duplicate entries in a range of the column
Click Kutools >> Prevent Typing >> Prevent Duplicate, see screenshot:
Usage:
1. Select the range in the column which you want to avoid duplicate entries, see screenshot:
2. Click Kutools > Prevent Typing > Prevent Duplicate, and click Yes > OK in the popping out dialogs to continue the operation. See screenshot:
|  |
when you type the same data into this selected range, a dialog is displayed to remind you the value you type is invalid. See screenshot:
If you type the same data out of the selected range in the column, it is valid, see screenshot:
 |  |  |
Note:
This function supports undo (Ctrl + Z).
Demo: prevent duplicate entries in a column in Excel
Kutools for Excel: with more than 300 handy features, free to try with no limitation in 30 days. Download and free trial Now!
Productivity Tools Recommended
The following tools can greatly save your time and money, which one is right for you?
Office Tab: Using handy tabs in your Office, as the way of Chrome, Firefox and New Internet Explorer.
Kutools for Excel: More than 300 Advanced Functions for Excel 2019, 2016, 2013, 2010, 2007 and Office 365.
Classic Menu for Office: Bring back familiar menus to Office 2007, 2010, 2013, 2016, 2019 and 365, as if it were Office 2000 and 2003.
The following tools can greatly save your time and money, which one is right for you?
Office Tab: Using handy tabs in your Office, as the way of Chrome, Firefox and New Internet Explorer.
Kutools for Excel: More than 300 Advanced Functions for Excel 2019, 2016, 2013, 2010, 2007 and Office 365.
Classic Menu for Office: Bring back familiar menus to Office 2007, 2010, 2013, 2016, 2019 and 365, as if it were Office 2000 and 2003.
Kutools for Excel
The functionality described above is just one of 300 powerful functions of Kutools for Excel.
Designed for Excel(Office) 2019, 2016, 2013, 2010, 2007 and Office 365. Free download and use for 60 days.
You are guest ( Sign Up? )
or post as a guest, but your post won't be published automatically.
Loading comment... The comment will be refreshed after 00:00.