How to Open Large CSV Files in Excel – 2 Methods

Method 1 – Using the Excel Power Query Editor

Steps:

  • Go to the Data tab.
  • Select Get Data.
  • Hover your mouse cursor over From File and select From Text/CSV.

power query ribbon options to open large csv files in excel

  • Browse your local files and select the CSV file.
  • In the new window, click the downward arrow beside Load.

power query window to open large csv files in excel

  • Choose Load To.
  • In the Import Data box, in Select how you want to view this data in your workbook, choose Only Create Connection.
  • Check Add this data to the Data Model.

import data options to open large csv files in excel through power query

  • Click OK.

The queries and connections window is displayed.

queries and connections to open large csv files in excel through power query

You can open the queries and connections and work with your CSV file through this window:

open large csv files in excel using power query

 

Read More: Open CSV File in Excel Without Formatting


Method 2 – Splitting the CSV File Online

Excel doesn’t allow a row number greater than 1,048,576. A solution is to transform the CSV file into multiple ones.

There are websites that offer such functionalities free of charge. Here, splitcsv will be used.

Steps:

  • Go to the site, select Choose File and select your file.

open large csv files in excel through splitting in third party website

  • When the upload is complete, click Split Options.

  • Select Header Rows and Skip Rows options.

keeping header and skipping options in third party website

  • At the bottom of the page, click Output Details and go to the next page.

  • Choose to download the file directly or select other options.

download or advanced options in third party website for opening large csv files in excel

  • If you opt for advanced options, in the following page, you can add, remove, or change the order of the column.

  • Click Confirm Order at the bottom of the page.

  • You will find the details of the file. Select Split and enter your email.

open large csv files in excel through splitting files in third party websites

You will receive the split file in your mail.

Read More: How to Read CSV File in Excel


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<< Go Back to Open CSV in Excel | Import CSV to Excel | Importing Data in Excel | Learn Excel

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Abrar-ur-Rahman Niloy
Abrar-ur-Rahman Niloy

Abrar-ur-Rahman Niloy, holding a B.Sc. in Naval Architecture and Marine Engineering, has contributed to Exceldemy for nearly 1.5 years. As a leader in Excel, VBA, and Content Development teams, he authored 114+ articles and assisted the Exceldemy forum. Presently, as a project writer, he prioritizes stepping out of his comfort zone, aiming for constant technical improvement. Niloy's interests encompass Excel & VBA, Pivot Table, Power Query, Python, Data Analysis, and Machine Learning libraries, showcasing his commitment to diverse... Read Full Bio

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