Steps for Office 365 to Office 365 Migration

Follow step by step guide to Migrate Office 365 Tenant to Office 365 Tenant by SysTools Migrator


        Pre-Requisites


Following are the Steps to Perfrom Office 365 to Office 365 Migration


Download and Launch the migration tool

In case, tool is not activated, see how to activate the product: Activation Steps

Tool provides the help section for the details about each migration mode. Click on "Help" button to view this section.

Start screen


To enable advance settings for Concurrent migration (optional). Read more: Advance Settings



Download and Launch the migration tool

In case, tool is not activated, see how to activate the product: Activation Steps

Tool provides the help section for the details about each migration mode. Click on "Help" button to view this section.

Start screen


To enable advance settings for Concurrent migration (optional). Read more: Advance Settings


From the software window, click on the "Setup" tab and select choose Source & Destination platform as Office 365.

Start screen
STEP 1

Now, Select Office 365 as source & Office 365 as destination.


STEP 2

Software allows you to select Category, Email, Contact, Task, Calendar, and Document under Workload Selection window.



STEP 3

You can see there are two options available:

  1. Migrate Document Permissions
  2. User Group Mapping

Migrate Document Permissions: Allow execution of document level permission.

User Group Mapping: Allows to map the group mapping from source to destination. The mapping between source group and its corressponding group can be provided on the Users section.


STEP 4

Date Filter Option is available in this tool to migrate only selective data from Office 365 to Office 365.

After selecting all required options click on Next.


STEP 5

Now, Enter Admin email ID & Application ID of Source tenant & then click on Validate button to validate associated permissions.



STEP 6

Now, You can see Permissions are validated.



STEP 7

Enter the Destination Admin email and Application ID & then click on the Validate button to validate all permission.



STEP 8

Now, permissions are validated.



STEP 9

On the Users screen, there are several ways in which you can add users from the source account that needs to be processed.


users

Fetch Users: It will fetch all the users from Source domain.

users

Import Users: This will import users through CSV.

users

Download Template: In this option, you will get a sample CSV file in which you can add source and destination users manually.

users
STEP 10

Fetch User – This option will fetch all source user accounts, then you have to enter destination user's email addresses.

Click on Continue.



STEP 11

All source Office 365 accounts are fetched.



STEP 12

In this screen, you can see all the source mailboxes.

To start migration you have to enter Destination emails (enter destination email where you want to migrate source tenant data).



STEP 13

Click on (…) icon to import a Group mapping file which provides mapping between Source & Destination domain groups.



Mention the Group IDs of both source and destination accounts.

user list


Now, browse the CSV file and add the user groups into tool by clicking on Upload button.

user list


You can select users based on the Priority and view the Selected Users only.

priority


STEP 14

If you have Office 365 Shared Mailboxes that you want to migrate to some other tenant, then you need to right-click on the particular mailbox from the source list and ignore the Office 365 license validation.

Important Note: Make sure that you perform the above step with Shared Mailboxes only. If you ignore O365 license validation of a user mailbox, then that user mailbox won't be migrated.




Once you do it successfully, the tool will show a red icon besides that user mailbox as shown below.



STEP 15

Now, Validate permissions by clicking on Validate button.



STEP 16

When you validate a user mailbox, the permissions that get validated are: Emails, Documents, Calendar and Contacts. Whereas, while validating a shared mailbox, only Emails, Calendar and Contacts get validated. Both the validations are shown below for your reference.





STEP 17

Click on Start Migration button to initiate the process.



Users can also Stop Migration if required while the migration is In Progress.

Stop Migration


STEP 18

You can view the Migration Status in multiple formats.

List View:

List View

Tile View:

Tile View


STEP 19

You can check the mailboxes with complete migration under Completed tab.



STEP 20

After completion of migration, click on the Download Report button to generate the detailed migration report.

Download report

The tool provides two options for downloading the reports:

Summary Report: The summary report will be a single .csv file containing migration reports of all the selected users for migration.

migration summary


Detailed Report: Here, you get the option to save the detailed migration report of the mailboxes you want to. Select the mailbox and click on Download button.

report downloaded

Choose the destination location where you want to save the Detailed Report.

report downloaded


STEP 21

Re-Run Migration option is also provided in order to perform the migration again.

  • Retry Failed Items: To migrated the data which didn't get migrated.
  • Re-Run Full Migration: To perform the entire migration process again.
  • Delta Migration: To migrate the newly arrived data in between the migration process

migration options


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