Office 365 Migration FAQs

With EdbMails for Office 365 migration, you can achieve significant cost and time savings as it allows you to directly migrate all your data securely from Live Exchange server to Office 365

• Migrate Exchange Server versions 2003, 2007, 2010, 2013, 2016 or 2019 to your Office 365 tenant
• Support for Public folder migrations
• Migrate between different Office 365 tenants
• Simple and straightforward GUI (no PowerShell cmdlets are required);

EdbMails Office 365 migration works by accessing the data in the source Live Exchange server and then migrating all this data to your Office 365 user account by making use of impersonation rights granted to a user in both the source server and target Office 365 account.

Yes, EdbMails supports seamless migration between different Office 365 tenants which can be extremely useful for organizations in scenarios like mergers.

Yes, It does. With EdbMails, you can migrate all the mailbox data from your hosted exchange platform (eg: Rack space and GoDaddy etc) to Office 365 tenant flawlessly.

No. EdbMails keeps certain metadata details (not the entire mailbox details) on your computer in encrypted format.

EdbMails is a user-friendly and most reliable migration application compared to any competitors. EdbMails application is being used by users from more than 150 countries. EdbMails ensures no server downtime during migration, by keeping high performance under every scenario. Your migration data is 1:1 copy of the source, by retaining original folder structure intact.

EdbMails does complete migration and we ensure 100% data is migrated. EdbMails migrations are safe and secured as it follows Microsoft recommended flow for migration.

For Instance:

• Most of the applications fail to migrate if data is not Mime compatible. For this, they will ask you to use Outlook application to migrate the missing data one by one. This is an impossible situation when you have millions of records from 100s of mailboxes. But EdbMails handles Mime and other compatibility issues and it does migration without any manual work.
• You can do your Migration by yourself using EdbMails as it is one of the most user-friendly application for migration
• Entire data migration details are recorded (log), to keep the details available to you open.

Yes, EdbMails comes with built-in support for all languages and can also migrate special characters. Thus no matter which language your source and destination servers are in, EdbMails can perform the migration effortlessly.

No, EdbMails doesn’t have any size or speed restrictions for migration to Office 365. However keep in mind that Microsoft EWS api can limit the migration concurrency (default : 3) or size of the mailboxes (default : 25 mb) that can be uploaded. Other factors that affect speed include type of data being migrated, hardware configuration of the source server, throttling policies of the source server.

Yes, EdbMails Office 365 migration tool has support for Office 365 Multi Factor Authentication or MFA. All the data from Office 365 tenant can be migrated to your MFA enabled Office 365 account using the app-password for authentication.

Yes, EdbMails Office 365 migration tool supports mapping of source mailboxes to required target mailboxes of the user’s choice. For this, select the appropriate mailbox from the list of mailboxes / folders that are selected for migration and choose target mailbox from the right pane as shown in the below screen.

Yes, EdbMails supports Public folders to Office 365 migration. The Public folder structure from the source server is exactly reproduced in your target Office 365 tenant. All you have to do is create a public folder in Office 365 and assign a Office 365 user to it, EdbMails will handle the rest.

 Click here to create public folders in Office 365.

In Office 365, the default email size is 25 MB. However, you can modify the message size ranging from 1 MB to 150 MB.

•  Change Office 365 message size limit for a single user
•  Change Office 365 message size limit for multiple users

Change Office 365 message size limit for a single user

Method 1: You can change the message size by adjusting the default message size restriction as shown.

• Select 'recipients' from the classic 'Exchange admin Center (EAC)'.
• Click on 'mailboxes' and then click the three dots '...'.
• Select ‘Set default message size restrictions’.

  

• Specify the maximum message size for new mailboxes that you create in future and click 'OK'.

  

Method 2: To customize a message size restriction for a single mailbox using another method follow the steps below.

• Select ‘recipients’ from the Exchange admin center.
• Click on ‘mailboxes’ and then select a user’s mailbox from the list.
• Click the edit icon ( ), and select ‘mailbox features’ from the left menu.
• Under ‘Message Size Restrictions’, click ‘View details’
• Specify the maximum message size and finally click ‘Save’.

  

Change Office 365 message size limit for multiple users

To change the message size restrictions for multiple user mailboxes follow the steps below

• Select ‘recipients’ from the classic Exchange admin center.
• Click on ‘mailboxes’ and then click the three dots '...'
• Select multiple mailboxes from the list.
• From the Bulk Edit pane, click on ‘Update’ under ‘Message Size Restrictions’ as shown.
• Specify the maximum message size and click on ‘Save’.

  

Yes, you can migrate Office 365 mailboxes using an account with either Global admin access or full access rights. Refer to the below details:

EdbMails uses Modern Authentication with OAuth 2.0 for Office 365 login. It follows two different methods:

• Login using ‘Auto Registration’
• Login using ‘Manual Registration’

In the Auto Registration method, for login you need to have an account with Global admin access. However, you can use either a Global admin account or any user account with full access rights in the Manual Registration method.

You can run EdbMails demo / trial version for a quick test / review using 2 easy steps:

• Step 1: Download and install the EdbMails application
• Step 2: Click the "Start Your Free Trial" button as shown in the below screenshot

  

EdbMails does not require any separate KEY to use the application after purchasing the license. That is, your account will be automatically upgraded to the type of the license that you have purchased. You need to download and install the application and login using the EdbMails account credentials (E-mail Address and password) that you have created during license purchase.

Yes. You can run EdbMails demo / trial version for a quick test / review using 2 easy steps:

• Step 1: Download and install the EdbMails application
• Step 2: Click the "Start Your Free Trial" button as shown in the below screenshot

  

Demo / Free trial will migrate 30 items from each and every folder maintaining the exact source server folder hierarchy. You can Migrate 30 items from each and every folders from your Live Exchange server to other Live Exchange Server / Office 365.

This means that, if you’re using it to migrate e.g. a user’s mailbox, only 30 emails from each mail folder, 30 calendar items from each calendar, 30 contacts from every contacts folder, etc. will be migrated.

Later you can purchase the license for full version of Office 365 Migration tool; you can resume the migration and move all remaining items incrementally.

For any queries about using the EdbMails Office 365 Migration tool, please refer to our FAQ page which contains commonly asked questions and their solutions. However if the FAQ doesn’t answer your query or solve your issue, you can contact our Technical support team via email, Live chat or phone 24x7 on all days.

EdbMails only counts source mailboxes that are actually considered for migration.

For Instance:

• User1@source.onmicrosoft.com
• User2@source.onmicrosoft.com
• User3@source.onmicrosoft.com

If you migrate above 3 mailboxes to any destination mailboxes (with different domains) for any number of times (for lifetime), EdbMails only counts number of mailboxes used as 3.

You can directly view number of mailboxes that are already used. Click here to know more

EdbMails is licensed per mailbox for Office 365 migration.

For example, if you have purchased license for migrating 100 mailboxes and migrated only 50 to Office 365, you can still use the 50 slots you have left to migrate from Office 365 to Office 365 tenant or Live Exchange Server

Office 365 to Office 365 / Live Exchange migration license works based on how many mailboxes you want to migrate. That is, if you want to migrate 200 Mailboxes to a different domain then you just need 200 Mailboxes license. And you can use this license to migrate same mailboxes repeatedly for lifetime.

To view the total purchased mailboxes and used mailbox licenses, follow these steps:

1. Click the 'Get License Usage Details' button on the right side of the migration window

   

2. You'll find a list of mailboxes already utilized for migration along with the count of total purchased and used mailbox licenses.

   

3. Furthermore, you can use the search bar to locate a specific mailbox and check if it has been used for migration.

   

Yes, It will support Contact, Calendar, Task, Mail, Public Folders / Archive Folder migration as well

No, The basic license will support Contact, Calendar, Task, Mail, Public Folders / Archive Folder migration as well.

Yes, You can reuse the license for the same mailbox for lifetime. That is, migrate the same mailbox any number of time repeatedly to any destination server / domain without buying any additional licenses.

You can easily purchase additional mailbox license through our order page and continue with the migration.

 Click here to create public folders in Office 365.

Yes, EdbMails can easily migrate encrypted emails from the source exchange server to your Office 365 user account same as it would migrate normal emails. You can find all your encrypted emails in the Office 365 mailbox after migration.

Yes, it is crucial to configure the time zone settings correctly for both the source and target mailboxes before initiating the migration process. Follow the steps below to ensure that the necessary time zone settings are in place:

Steps:

• Log in to Office 365 Outlook Web Access (OWA).
• Click on 'Settings'
• Navigate to the 'Calendar' tab.
• Adjust the desired time zone settings.
• Save your changes by clicking the 'Save' button.
• Confirm your changes by clicking the 'Yes, Update' button, as indicated in the screenshot below.

For Instance: Your source Inbox folder is named 'Boîte de réception', which is in French language. If you migrate this folder directly to the destination server then by default it will not get mapped to the 'Inbox' folder on the target server. In order to map this to the respective folder, there are two methods

Method 1: Change the regional settings on Office 365 target server to that of your source mailbox folder language (in this case, it is French).

For Office 365:

Click here to know the steps to change the language and regional settings

For Exchange Server:

Click here to know the steps to change the language and regional settings

Method 2: Manually select and map specific target folders during the migration process. For instance, you can choose to select the 'Inbox' folder on your target server and migrate the corresponding 'Inbox' folder from the source to it.

Click here for the steps to manually select and map the specific target mailbox folder

To verify the already migrated data, EdbMails keeps certain metadata details (not the entire mailbox details) on your computer in encrypted format. This metadata details are used for incremental check during migration. Hence, once you migrate a mailbox from a particular computer, during consecutive migration use the same computer to avoid duplicates. However, other Mailboxes that are not been migrated from this computer can be migrated from any other computer in parallel.

Click here to know more on Incremental Migration

EdbMails Office 365 migration tool can migrate all emails, journals, tasks, calendar, contacts, notes, public folder, archive folder, permissions from the source server to target Office 365 tenant.

No, You can install EdbMails on any computer that can access the source server for migration to Office 365.

No, EdbMails does not alter the data in the source server in anyway. It will read source Office 365 tenant data and migrate it to target server.

Absolutely! With EdbMails, you have the flexibility to manually map the source mailbox folders to specific target mailbox folders during the migration process. This feature allows you to precisely define the mapping and ensure that your data is migrated to the desired locations (folder) in the target mailbox.

Steps:

• Step 1: In the mapping window as shown in the below screenshot, click ‘Select the Target Mailbox from existing list’ 

  

• Step 2: Select the target mailbox and click the ‘List Target Mailbox Folder’ button 

  

• Step 3: Select the target mailbox folder and click ‘OK’ to proceed

  

• Step 4: Click ‘Continue’ to proceed with the migration

  

Steps to perform Office 365 Migration

Click here to know the steps to recreate Outlook profiles after migration

Yes, EdbMails supports migration from hybrid environments to Office 365.

Yes, the source mailboxes can still be used as EdbMails does not alter the contents of these mailboxes during migration. You can even migrate just the new items that are created in the source server to Office 365 using EdbMails incremental migration without having to re do the full migration again.

EdbMails supports incremental migration wherein, it will only migrate the new items that are created in the source Office 365 tenant after the first full migration without creating any duplicate data on target server.

In addition, to avoid complete re-scanning of the source mailboxes, you can apply the filter and include items based on your last migration date. You can access the include / exclude option under the 'Settings' menu as shown below.