Export Data

Easily Export Office 365 Mailbox to CSV with All Email Data

Fact-checked and reviewed in accordance with our Editorial Policy

In order to export Office 365 mailboxes to CSV with attributes like Email Body, Subject, Date, Metadata etc. you can use the Classic Outlook (2016, 2019, 2021, 2024) as the native solution. There are professional Office 365 to CSV converters which ensure exact mapping and easier export especially when dealing with bulk Microsoft 365 mailboxes – for crucial organizational tasks such as reporting, analysis, auditing, and data-processing.

Before You Export Microsoft 365 Mailbox Messages to CSV

CSV (Comma-Separated Values) is a spreadsheet-like file that stores data in tabular format (rows & columns). When you save your M365 account data as CSV files, email attributes like formatting, inline images, or attachments and folder hierarchy are not preserved. The final output may vary based on the method used.

What a Typical Office 365 to CSV Export Data May Include?

šŸ“Š
Office365toCSV.xlsx

A B C D E F G H
1 From To CC Subject Sent Date Received Date Folder Message Body
2 [email protected] [email protected] [email protected] Office 365 Migration Project Update 23-Jul-2026 09:15 AM 23-Jul-2026 09:16 AM Inbox Hi Anil, the Office 365 migration has been completed successfully. Please review the attached report.
3
4

Sheet1

Why Save Office 365 Emails to CSV?

CSV is also another common format to export Office 365 emails as they are easy to view, and data can be easily analyzed by importing in excel with filters. This is often required for business purposes – like data analysis, to track at the point of migration, for compliance and even backup in rare cases.

  • Business Analyst Reviewing Email Data
  • IT Consultant Documenting Mailbox Information
  • Marketing Team Analyzing Email Communication
  • Compliance or Audit Team Maintaining Records
  • Individual Users Managing Personal Email Data

How to Export Office 365 Mailbox Emails to CSV? 2 Tested Methods

The most suitable way to export Office 365 mailboxes to CSV is based on the number of mailboxes, technical skills and based on individual needs of IT Administrators, Business Analysts, Marketing Teams and even IT Consultants.

Factor Using MS Outlook Classic Professional Export Solution
Best For Individual Users or Single Mailbox Dealing with bulk organization level export
Batch Mailbox Export Not Possible Yes, supports bulk export
Data Export Limit Default limit of 50Gb per mailbox No Assigned Limit
Technical Skills Low Level Low – Medium
Attributes Collected Sender, recipient, subject, and dates Sender, recipients, subject, dates, message ID, body, folder name, CC/BCC, etc
Cons Can be time taking Paid solution with additional cost

Method 1: Save Office 365 Emails in CSV Format Using Outlook Classic

Most Office 365 users are familiar with Outlook. It is a desktop email-client application that lets you access multiple mailboxes user/admin or shared under one application. The built-in Import/Export wizard of Outlook lets you export Office 365 mailboxes to CSV files with information such as sender, recipient, subject, and dates.

Note: Outlook for Mac, Outlook New and Outlook Web App do not provide the user option to directly export in CSV.

Prerequisites:

  • Outlook Classic application installed with your Office 365 account configured. If you are dealing with shared or additional mailboxes you must have required access to save those in CSV format.
  • Required local storage space to store Office 365 mailboxes to CSV on your drive.

Steps to Export Office 365 Mailbox Emails to CSV Using Outlook Classic:

  1. Open Outlook Classic on your Windows computer.
  2. Click File on the top-left >> Open & Export and then choose Import/Export.
  3. Choose Export to a file and click Next.
  4. From the saving option select Comma Separated Values and then again press Next.
  5. Choose what Office 365 mailboxes do you want to export as CSV files (Inbox, Sent, Drafts or Custom).
  6. Click on the Browse button to select the location where you want to save the final CSV.
  7. Give the exported folder a name and press on the Finish button.

Method 2: Expert Choice to Export Microsoft 365 Mailbox to CSV

Use BitRecover Microsoft 365 Backup Software which has a separate option to download Office 365 emails from cloud to local pc in CSV file format. This application is available for both Windows and Mac OS users and all technical and non-technical users can easily operate it without facing any hassle. This Office 365 to CSV Export Software comes with several advanced features. Users can use it to extract contacts from Office 365 easily.

Steps Export Outlook 365 Mailbox to CSV

  1. Launch Office 365 to CSV Export Tool, enter an O365 email address, and press Login.
    office 365 to csv export tool
  2. Enter the M365 account password and click on the Sign In button.
    Microsoft 365 credentials
  3. The software is adding Office 365 emails in its GUI.
    adding office 365 folders
  4. Thereafter, select the required Outlook 365 folders using the front checkboxes.
    select folders
  5. Now set useful filters as per your need and choice.
    use filters
  6. Afterward, pick CSV from the listed saving options.
    select csv as saving option
  7. Set the preferable destination path to store resultant data using the Change button.
    export office 365 mailbox to csv file
  8. Hit on the Backup to export the Office 365 mailbox to CSV format and wait.
    export office 365 shared mailbox to csv
  9. The process of Office 365 export mailbox to CSV file has been finished.
    completed
  10. After that, a log report file will be opened automatically that has export details.
    log report
  11. Go to the destination location and get a separate CSV file for each O365 folder.
    resultant csv

Office 365 to CSV Export Tool Features & Benefits

Export Complete Mailbox Data: This application permits users to backup Office 365 to local storage drive, and in-place archive mailboxes to CSV format. Thus, all M365 users can use it for resolving all their problems.

Batch Mode Exporting: For taking the benefits of this feature, ensure you are using M365 admin account, and don’t forget to check the ā€œI am Adminā€ option. Thereafter, users can use checkboxes for selecting specific user accounts for exporting O365 mailboxes to CSV format.

Creates Separate Columns: Microsoft 365 to CSV Export Software creates separate columns respectively Date, Subject, From, To, CC, Attachments, and Attachments Path. Each column has multiple Rows to store all associated data.

Useful Filters: The tool has several advanced filters that are useful to export Office 365 mailbox to CSV between a specific date range / by choice email address / having the same subject / exclude unnecessary folders in one click.

Creates Separate File: M365 to CSV Export Tool creates a separate CSV file for each O365 folder. It even maintains the original folder structure hierarchy which is also helpful for users.

Questions & Answers

Ques 1: Can I export Office 365 mailbox to CSV file?

Ans:Ā Yes, you can download Office 365 emails to CSV using the Outlook Classic application or a professional tool like BitRecover Office 365 to CSV Converter based on your needs.

Ques 2: How can I check how many emails are exported using your tool?

Ans: After completing the process to export Outlook 365 emails to CSV format. The tool automatically creates a log report file (SavingLog.txt). This file has detailed information about exported emails with entire information.

Ques 3: Is it possible to export Office 365 mailbox to CSV between a financial year?

Ans: Yes, set advance date filter to export Microsoft 365 emails to CSV format for a financial year.

Ques 4: Does the Office 365 to CSV export include attachments?

No, although attachments can be saved separately it cannot be saved inside the CSV as it only includes plain text data in tabular form.

Ques 5: Can New Outlook help export Office 365 messages to CSV?

No. The New Outlook application does not currently have the same Import/Export wizard as Classic Outlook for CSV export. You will specifically require Outlook Classic on Windows.

To Wrap Up

Here, we have discussed all the steps to export Office 365 mailbox to CSV file using a professional solution. There is no direct manual method available for completing this query. Hence, download the above-mentioned software that comes with free trial version. First, get complete satisfaction using the trial edition and after getting the satisfaction upgrade it anytime.

About the Author

Rollins Duke

Rollins Duke

Technical Content Writer at BitRecover · 2133 articles

View all posts by Rollins Duke

Live Chat
Google Preferred Source