The Kernel Office 365 Backup and Restore tool allows easy backup of all Office 365 data, such as emails, contacts, calendars, notes, etc., with 100% accuracy. Backup Microsoft 365, On-premises Exchange & Hosted Exchange mailbox items to PST, PDF, MSG, EML, HTML, & other file formats. The utility also permits bulk backup along with advanced filters and incremental features for selective backup needs.

Quickly backup Mailboxes from Office 365 to local or NAS.
Export data from primary, shared, and archive mailboxes.
Extract contacts and calendars from Office 365 to .vcf & .ics files.
Fastest mailbox backup software with zero tech-glitches.
Secure and user-friendly modern authentication login.
Easily manage your large size mailboxes using the PST Split feature.
Skip Previously Migrated Items and backup newly arrived data.
Restore data from existing backup or Archive OST/PST file.
Backup specific mailboxes and folders using the advanced filters.
Run multiple instances to backup bulk Office 365 data via CSV files.
Compliance with Global Data Protection Standards.
Trial version with 24x7 customer support.
Compatible with all major Windows OS versions.

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What's new in Kernel Office 365 Backup and Restore v25.0

Split large-sized mailbox data to separate files accordingly.
Use Modern Authentication for a secure Office 365 Groups backup
A quick listing and easy saving of Office 365 Groups

Why Backup Microsoft 365 Data?

Explore the basic reasons why users backup Microsoft Office 365 data.

Accidental Data Deletion and Restoration

Make data retrievable after accidental deletions
Escape the possibilities of permanent data loss
Restore data even if retention period expires
Granular restoration of data from deleted versions

Cyber or Ransomware Attacks

Keeps data secure from cyber breaches
Allows easy restore after a ransomware attack
Restore data with no business downtime
Take secure data backup with zero data loss

Manage Office 365 Storage

Store data locally for offline data access
Manage mailbox storage by freeing up data
Backup data to create archive of mailbox items
Take separate and secured copies of data

Advanced Features of Our Office 365 Backup Software

Scroll through the features of the tool to check out the top capabilities for a smooth backup and restore process.

Bulk Office 365 Mailboxes Backup

Use the Microsoft Office 365 Backup and Restore tool to backup entire Office 365 data, including primary, shared, and archive mailboxes, etc. Securely backup bulk mailboxes from on-premises/hosted Exchange to PST file.

Backup Office 365 Groups

Fetch and save data from single or multiple Office 365 Groups separately within a few clicks. Backup Shared inbox, Teams, Planner, OneNote notebook, etc., with full data integrity and 100% accuracy.

Backup Shared Mailboxes

With our feature-rich Office 365 Backup tool, easily backup Office 365 shared mailboxes with no size limitations. With incremental features embedded, you can effortlessly download a secure backup without any overlapping data.

Backup Archive Mailboxes

Backup all the emails stored within the in-place archive mailboxes. The Microsoft 365 backup tool permits Office 365 users and admins to backup archive mailbox data along with the original folder structure.

Backup Public Folder

Export O365 public folder to PST with all the data intact and save it to your computer’s local storage. Choose Public folder option from the “From Source” dropdown to backup the public folder data only.

Support Multiple Formats

Use the tool to scan and take Office 365 Mailbox Backup to multiple file formats. Save emails, contacts, calendars, tasks, folders, and other data to PDF, EML, MSG, HTML, etc.

Microsoft 365 to Outlook PST

Export Office 365 mailboxes to PST file to create secured copies of Office 365 mailbox data and store them offline. Import the downloaded PST file to any Outlook version to access the data with ease.

Selective Office 365 Backup

Run the selective Office 365 cloud backup for enterprise using the smart and advanced filters within the tool. Customize your backup with data filters, item type filters and exclude empty folders as per your requirements.

Restore Office 365 Emails

Restore data to Office 365 mailboxes using existing backups or archive OST/PST files stored locally. Regain access to mailbox data from the structured backup containing email, attachments, and metadata.

Why Choose Kernel Office 365 Backup Tool?

Still confused, why download this Microsoft 365 backup tool? Find out the unique functionalities of the tool that simplify your data backup and restore process.

No Outlook Installation Required

Get an easy backup and restore copy of your Microsoft 365 mailboxes in PST file, even without Outlook installation. The tool comes as a standalone application but needs Outlook if you want to access the mailboxes later.

Office 365 Backup Demo

Go for the Microsoft 365 backup trial version to backup Primary, Archive & Shared mailbox, and Public Folder. Easily Download Office 365 backup software and save 10 items per folder.

Customizable Filters

The Office 365 backup software allows you to use advanced filters for selective backup to your system. Use filters, such as Date, Item type, Exclude Deleted folder, Exclude empty folders, Set Operation timeout, etc.

Easy User Access Management

Connect with the source tenant securely via basic or modern authentication and define the file saving path to backup mailboxes. Download your secure backup and access it at your desired location without any hassle.

24/7 Customer Support

The tool receives regular feature and security updates to enhance user experience. Contact Kernel Support Team for 24/7 assistance with the Microsoft 365 Backup and Recovery software.

Incremental Backup

Save time whenever running Office 365 mailbox backup after the first time. Simply select the 'Skip already migrated items,' to save only the new items, allowing an incremental backup.

Office 365 Backup Software Trial vs. Licensed Version

Software Features	Trial Version	Full Version
Backup Single or multiple user mailboxes	√	√
Use CSV to import user credentials	√	√
Backup everything, including emails, contacts, etc.	10 items per folder	Unlimited
Backup data to PST, PDF, EML, MSG, etc.	10 items per folder	Unlimited
Filters to backup specific data	√	√
Run incremental and scheduled backup	√	√
Support all Windows versions	√	√

Microsoft Office 365 Backup - FAQs

Explore the common questions asked by our users to get a better understanding of how this Office 365 Backup tool operates.

How to Backup Office 365 Mailboxes in easy steps?

Download Microsoft 365 backup tool and follow the step-by-step process to backup Office 365 mailbox data:

Step 1. Download and Install the Backup Tool: Download the Office 365 backup and restore tool and install it in your system.

Step 2. Launch Tool and Add Source: Access the tool and add the source with your credentials.

Step 3. Verify Mailboxes and Start the Process: Verify the selected mailboxes added to the list and click on Set Filter and Migrate.

Step 4. Select Mailbox type and Filters: Select the type of mailboxes to backup and apply Date and Item Type filters.

Step 5. Choose the Type of Output: Select the output type from PST, PDF, EML, etc.

Step 6. Select the Destination: Choose the file saving location and backup your data.

Is there any way to backup Office 365 emails?

Yes, when you use Kernel Office 365 backup tool to backup Office 365 data, select Emails in the Item Type Filter section. With this feature, it’s easier to download emails only from the mailbox.

Can I backup data selectively from Office 365?

Yes, with the filters available in the tool, you can easily backup selective Office 365 emails. Filters in the tool include Date filters, Item Type filters, Exclude Deleted folder, Exclude Empty folders, and more.

What if I get large PST file after backing up emails from Office 365?

To avoid complications, manage the large mailbox by using the Split PST file option. It will allow you to split the mailbox into multiple small-sized PST files.

We took a thorough backup of our Office 365 tenant last month. Do we need to backup complete data again?

No, you do not need to backup everything again from your tenant. You can use the filter “Skip Previously Migrated Items” to make sure only recent items are saved in the new backup.

Where can I find the backup file after process completion?

After selecting the output type, Microsoft 365 Backup and Recovery Software asks you to provide a file saving location. Once the data backup is finished, you can find the backup file at this location.

I have a PST file containing multiple archive mailboxes. Can it be restored to Office 365 account?

Yes, simply select the desired PST file and then add the destination. Select the appropriate filters, restore the mailboxes to Microsoft tenant, and access your emails again.

How do I check the status of my Office 365 backups?

As soon as the backup process is started, the Office 365 email backup tool provides a real-time migration summary. It shows the progress of the process, displaying the items standing migrated.

Does Microsoft Office 365 backup your data?

Microsoft comes with limited retention options and does not have any kind of full backup service. For full protection, use Kernel Office 365 backup tool and get long-term data retention and restoration capabilities.

Can I restore data from Microsoft 365 Backup?

Yes, you can easily restore emails, files, folders, and mailbox data from a backup using this Office 365 backup software.

How to restore a deleted mailbox in Office 365?

Admins can easily restore a deleted mailbox within a limited retention period. To restore the mailbox after the retention timeframe, use our Microsoft 365 backup tool and restore mailbox data securely.

What Can We Backup From Microsoft Office 365

Here’s a quick look at the data elements you can backup using the Office 365 backup tool.

Email

Efficiently analyzes the mailbox and saves all data with read/unread status and other email properties.

Inbox
Outbox
Archive
Sent Items
Deleted Items
Drafts
Junk Email
Notes

Attachments

Support all types of attachments sent/ received within a mailbox and in any file format, including:

Documents (.doc, .docx)
Text files (.txt)
Pdf files (.pdf)
Spreadsheet (.xls, .xlsx, .ods, etc.)
PowerPoint presentations (.ppt)
Images (.jpg, .jpeg, .png, .gif, etc.)
Videos (.mp4, .mkv, .mov, etc.)

Contacts

Utilize our Office 365 backup tool to export all contact fields, including:

Full Name
Email Address
Phone Number
Job Title
Company Information
Address
Date of Birth and more

Calendar

With the Microsoft 365 backup tool, export and create backups of all calendar entries. Backup calendar entries in their ICS format.

Meetings
Subject
Appointments
Reminders
Events
Locations

Journal

Backup all recordings made to the Journals to secure your essential data. Safely accesses and extracts the recording for different elements.

Emails
Meeting responses
Meeting requests
Task requests and more

Task

Take safe and secure Office 365 backup of all the task lists created by the users and store to offline storage.

Task with attachments
Start Date
Due Date
Subject
Status
Priority
Owner
Reminders
Recurrence (Daily, Weekly, Monthly, Yearly)
Categories, etc.

Office 365 Backup Software

Prerequisites & recommendations

About software

Version: 25.0

Release Date: Feb 2024

License Type: Home, Corporate & Technician

Version support

Outlook 365, 2019, 2016, 2013, 2010, 2007, 2003, 2002, 2000, 98 & 97

Window 365, 11, 10, 8.1, 8, 7, Vista, XP, 2000, 98, NT & 95 and Windows Server 2022, 2019, 2016, 2012, 2008 R2, 2008, 2003 R2, 2003 OS

Supported Plans Office 365 Enterprise E1, E3, E5 & Exchange Online Plan 1, 2, Office 365 Business Premium, Office 365 A1, Office 365 A3, Office 365 A5, Office 365 F1, Office 365 Business Essentials

System requirements

Hard Disk: 50 MB of disk space

Memory: 128 MB Minimum

Processor: Intel® Pentium Processor compatible (x86, x64) or equivalent

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