Prevent Duplicate Entries in Excel (2 Simple Ways)

If you are doing data entry in Excel and wondering how to stop Excel from allowing you to enter duplicate entries, this video will give you the answer.
In this video, I will show you two simple methods to prevent duplicate entries in Excel.
00:00 Intro
00:16 Prevent Duplicate Entries Using Data Validation
04:38 Prevent Duplicate Entries Using Conditional Formatting
While the Data Validation method would stop you from entering duplicate values in a column, the Conditional Formatting method would visually highlight and show you whenever you enter a value that is already present in the column.
Read the article - trumpexcel.com/prevent-duplic...
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Пікірлер: 26

  • @trumpexcel
    @trumpexcel6 ай бұрын

    If you found this video useful, please give it a thumbs up 👍 and subscribe to the channel. Also, let me know what Excel topics you want me to cover in future videos. Also, I have made all of my Excel courses available for free. You can check these out using the below links: ✅ Free Excel Course (Basic to Advanced) - trumpexcel.com/learn-excel/ ✅ Free Dashboard Course - bit.ly/free-excel-dashboard-course ✅ Free VBA course - bit.ly/excel-vba-course ✅ Free Power Query Course - bit.ly/power-query-course

  • @npc2856

    @npc2856

    6 ай бұрын

    Great video! How could I change the formula to only check a certain range? Perhaps C10:H50 for example? I tend to have "names" scattered along a block of rows and columns and have duplicates, so I would like to prevent duplicates using your first method if possible. Thanks.

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    @@npc2856 You need to first select the range (say C10:H50 in this example), and then use the same formula. So for C10:H50, you can use the formula =COUNTIF(C10:H50,C10)=1

  • @IvanCortinas_ES
    @IvanCortinas_ES6 ай бұрын

    Excellent Sumit! Thank you for sharing!!!

  • @sakisl7739
    @sakisl77396 ай бұрын

    Simple and helpful! Thank you!

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    Glad you found the video useful 🙂

  • @pancux670
    @pancux6706 ай бұрын

    Awesome informative as always. Thanks

  • @kaushaldalal587
    @kaushaldalal5876 ай бұрын

    thank you Sumit. Its very useful. Really appreciate your knowledge and efforts to share with us.

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    Thanks Kaushal... Glad you found the video useful 🙂

  • @Satwant2463
    @Satwant24636 ай бұрын

    Thank you👍🏼

  • @PrincesDiana8966
    @PrincesDiana89665 ай бұрын

    Thank you brother for your lovely video 👍

  • @neccomputercenter458
    @neccomputercenter4586 ай бұрын

    "Super se Upper"!! Thank You Sir👌

  • @frenan82
    @frenan826 ай бұрын

    great! good formula in data validation... thanks

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    Thanks for commenting... Glad you found the video useful :)

  • @cihanserdar8627
    @cihanserdar86275 ай бұрын

    You are the king 👑👑

  • @unique-wolf495
    @unique-wolf4956 ай бұрын

    I have watched your excel course twice on the google website. Thanks for sharing with us ❤️🌹

  • @relax_eglence
    @relax_eglence6 ай бұрын

    Lots of thanks from Turkmenistan🤝

  • @nazarkamal8831
    @nazarkamal88316 ай бұрын

    Thanks 🙏🙏🙏🙏🙏👍👍👍

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    Glad you found the video useful 🙂

  • @anasahmad5415
    @anasahmad54156 ай бұрын

    Hi Sumit can you please bring a course DAX ? you are best

  • @user-yk1wm3ke8b
    @user-yk1wm3ke8b5 ай бұрын

    I loved it, but how to remove duplicate

  • @ameeraliadcoopsabudhabi8923
    @ameeraliadcoopsabudhabi89233 ай бұрын

    Thanks lot ,But while i copy to past error not showing.

  • @hakimali1497
    @hakimali1497Ай бұрын

    If collum B date and collum C is employee Id so what i do not allow double entry employee id same date

  • @tanushreerouth1891
    @tanushreerouth18916 ай бұрын

    Can I use the same technics in the google sheets?

  • @trumpexcel

    @trumpexcel

    6 ай бұрын

    Yes, this can also be done in Google Sheets

  • @user-os8yo7rz4g
    @user-os8yo7rz4g3 ай бұрын

    I WANT TO PREVENT DUPLICATION IN COLUMN "C", WILL THE FORMULA APPLY SAME?