Google Drive to Dropbox Migration Guide

This article will guide you through the steps for migrating folders and documents from Google Drive to Dropbox.

First time?

This migration guide contains the necessary steps to perform the actual migration, but there are many steps to preparing for migration. If this is your first time performing a migration, we have created a Migration Planning & Strategy Guide to walk you through planning, set-up, and general migration best practices. If you have never performed a migration before, we suggest reading that before beginning the steps outlined in this scenario.

MigrationWiz

MigrationWiz is a migration tool, not a syncing tool. If changes are made at the source after migration, they will not sync to the destination, nor will changes made at the destination sync to the source. We do not have “live” monitoring of changes (as with a sync agent) and we cannot handle scenarios such as conflict resolution without user interaction.

Prerequisites

Licensing

We recommend that you purchase User Migration Bundle licenses for this migration scenario. User Migration Bundle licenses allow the performance of multiple migrations with a single license. For questions on licensing, visit MigrationWiz Licenses.

To use your license by following the next steps:

  1. Purchase Licenses.
  2. Create a Customer.
  3. Apply Licenses.
  4. Review Considerations.
Purchase Licenses Create a Customer Apply Licenses Considerations

Purchase licenses by following the steps below:

  1. Sign in to your BitTitan account. 
  2. In the top navigation bar, click Purchase.
  3. Click the Select button and choose User Migration Bundle licenses.
  4. Enter the number of licenses you want to purchase. Click Buy Now.
  5. Enter a Billing address if applicable.
  6. Click Next.
  7. Review the Order Summary and enter a payment method.
  8. Click Place Your Order.

Please click the bars below to check the migrated and non-migrated items. We are constantly working to create a better migration experience for you so these items may change over time.

What items are and are not migrated?
Migrated Not Migrated
  • Folders
  • Folders you have shared
  • Permissions
  • G Suite native files
  • Code Files
  • Documents
  • Images
  • Executables
  • Videos
  • Audio Files
  • Templates (files that the template had been applied to are migrated)
  • Creation Date (Creation date gets changed to the "date of migration" date)
  • Scripts/Macros (Scripts are not converted to macros when going to documents)
  • Document History
  • Comments
  • File/Folder permissions
  • Items/folders in "Shared with Me”. These folders must be added to the user’s “My Drive” and FullCopy Mode must be used to migrate these items/folders.

Prepare the Source Environment

The Google Drive (Own Service Account) connector launched in 2020 and requires the set up of a Google Service account. This significantly reduces the likelihood of the migration being throttled. This is the option we recommend for all Google Drive migrations. Follow the steps below under OAuth2 Requirements for Google Drive (Own Service Account) to set up your environment for this endpoint.

All accounts being migrated must be in Active status in the tenant. Users that are set to a status of Inactive will not be able to fully migrate and will fail in the project.

OAuth2 Requirements for Google Drive (Own Service Account)

Prerequisites

  • Subscription to Google Cloud Platform.
  • Google Super Administrator account.
  • Ability to set up a service account on the G Suite tenant.
  • A Google service account must be set up before the MigrationWiz project is created.

Create a Google Project

  1. Go to the Google Cloud Platform (GCP) Console and sign in as a super administrator. Choose one of the options below:

    • If you haven't used the Google Cloud Platform Console before, agree to the Terms of Service and click Create Project.

    • If you have used Google Cloud Platform Console before, at the top of the screen next to your most recent project name, click Down to open your projects list. Then, click New Project.

  2. Enter a project name and click Create.

  3. When the new project creation completes, at the top of the screen next to the current project name, click the Down icon and select the newly created project name from the list.

If you are not able to create a project here, it may be that the ability to create projects has been disabled for your tenant. To check this, navigate to the Google Admin Center, click on Apps > Additional Google Services, and select the Google Cloud Platform. Once there, you should see a setting that can be toggled to allow users to create projects.

Enable APIs for Service Account

  1. From the Google Cloud Platform Console, click Menu > APIs & Services > Library.

  2. Enable the following APIs by selecting the specific API and clicking Enable.
    Repeat for each API listed below:
    • Google Drive API
    • Admin SDK

Make sure that the respective services are enabled within the Google tenant. You can control services for your users using the instructions on this page: Control who can access G Suite and Google Services.

Create a Customer Tenant Service Account

  1. From the Google Cloud Platform Console, click Menu > IAM & Admin > Service accounts.
  2. Click + Create Service Account at the top middle of the screen and enter a name.
  3. Click Create.
  4. Assign the role of Owner to the new Service Account by selecting Owner from the Role drop-down menu.
  5. Click Continue to move to the next step, then click the Done button.
  6. You will now be returned to the "Service Accounts" page. 
  7. On the ‘Service accounts' page, click the vertical ellipsis under the 'Actions’ column for the service account created above.
  8. Click on the Create key.
  9. Make sure that JSON is selected as "Key Type."
  10. Click Create.
  11. Click Close.

Make sure that you download the key as a JSON file and make a note of the name and location of the file. This JSON file will be used when setting up the migration endpoint in the Mailbox Migration project.

The JSON file must contain information in the following fields: “type”, “private key”, and “client email”. If these mandatory fields are empty the file upload during endpoint creation will fail.<></>

Setting the Scopes for the Migration

From the Google Cloud Platform Console:

  1. Click Menu.
  2. Click IAM & Admin.
  3. Click Service Accounts.
  4. Find the service account that was set up in Step 3: Create a Customer Tenant Account.

    Important

    This field often needs to be added to the view. To do so, click on the Column display options button, add a checkmark to Unique ID, and then click OK.
    Find and copy the service account's Unique ID number. This is the Client ID number that will be used in a later step.
    This Client ID should be considered similar to Administrator account passwords and handled securely. 

You will now have one of two options, depending on if the Google UI has been updated in your tenant. 

Classic Google UI New Google UI
  1. Go to the G Suite admin page at admin.google.com
  2. Click Security > Access and Data Controls > API Controls
  3. Under Domain-wide Delegation, click Manage domain-wide delegation.

 Once the steps are complete:

  1. In the Client ID field, paste the Unique ID copied above.
  2. In the OAuth scopes (comma-delimited) field, paste all scopes listed below for the source endpoint.
    https://www.googleapis.com/auth/admin.directory.group.readonly, https://www.googleapis.com/auth/admin.directory.user.readonly, https://www.googleapis.com/auth/drive.readonly
  3. Click Authorize.

 You should now see your specific Unique ID and the associate scopes listed.

Prepare the Destination Environment

  1. Create a Dropbox Business account and purchase Dropbox licenses.
  2. Create a Dropbox user account that will be used for the migration, and grant this account appropriate team admin privileges. Follow the instructions in the Add Tiered Admins guide from Dropbox.
  3. Use the list created under Step 3 of the Prepare the Source Environment section of this guide to recreate users in the new Dropbox Business account. Follow the instructions in the Invite your Team guide from Dropbox. Users must accept the invitations before their accounts are created at Dropbox. You must wait for the team to accept the invitations before starting the migration, or the migration will fail.

MigrationWiz Steps

The following steps will guide you through setting up your migration project in MigrationWiz. For all endpoints in this process, select or create the Google Drive (Own Service Account) endpoint.

Create a Document Project

To create a new migration project:

  1. Click the Go To My Projects button.
  2. Click the Create Project button.
  3. Under Project Type, select Document Project. Document projects are used to migrate document drives from one cloud storage to another. Document migrations will maintain the folder hierarchy from the source to the destination.
  4. Enter a Project name and select a Customer. If you have not already added the customer to MSPComplete, you must click New to create the Customer.
  5. Click Next Step.
  6. Select the JSON file created in the steps above and enter the Super Admin username and password for the source then select the source endpoint from the Endpoint dropdown list, or create a new source Google Drive (Own Service Account) endpoint.
  7. Click Next Step.
  8. Select the destination Dropbox endpoint from the Endpoint dropdown list, or create a new Dropbox endpoint.
  9. Click Save and Go to Summary.
  10. On the Authorization page, click the Request Access Token button to open the Dropbox authorization page.
  11. Enter the email address and password for the Dropbox admin account and click the Sign In button. This generates the access token required by MigrationWiz for the MigrationWiz project and redirects back to the Authorization page of the MigrationWiz project.
  12. Click the Save Project button.

Add Items

Add the accounts (also referred to as "items") that will be migrated to the project. There are several ways to do this. 

Quick Add
This option allows you to add items one at a time. To do so, you only have to provide an email address if you entered administrative credentials when setting up the project. If you did not, enter the following user information:
  • An email address
  • Login name
  • Password
  • Mailbox status
Bulk Add

Bulk Add uses a CSV containing the source and destination email addresses for the users to add the users to the project. If migrating only a specific group from a tenant, we recommend using the Bulk Add option.

MigrationWiz allows you to bulk import mailboxes into the system.

To import one or more mailboxes:

  1. Sign in to your MigrationWiz account.
  2. Select the Project for which you want to perform the bulk import.
  3. Click Add.
  4. Click Bulk Add.
  5. Follow the instructions on the page.
Autodiscover

Autodiscover process within MigrationWiz can be used to discover items from the Source environment so that they can be imported into your projects. This can then be edited in the project to remove users not being migrated. All users are added with the source and destination email addresses set to match the source email.

This can be changed by using the Change Domain Name button at the top of the project page. If the usernames are changing during the migration, we recommend using the Bulk Add option.

There are a few requirements for this to work:

  • The Source has to be Exchange 2007 or later, Office 365, or G Suite. If you are using Autodiscover from G Suite, all G Suite domains must be added to the list of domains in the Endpoint.
  • The endpoint on the Source needs to use admin credentials.
  • The endpoint Administrator account on the source needs to be assigned the appropriate GSuite license for MigrationWiz to access Google Drive or Google Shared Drives for the Auto Discovery process.
  • For mailbox migration projects, the admin account that is specified within the Source endpoint needs to have a mailbox associated with it.
  • The admin mailbox must be listed in the public Global Address List (GAL).
  • The migration project type needs to be a Mailbox migration. For the exact steps to be followed during your migration, refer to the relevant Migration Guide. All Migration Guides can be found on the Help Center site.

One additional item to note here is that there is no way to restrict the IP addresses that the connection will come from.  This means that the steps outlined in our IP Lockdown guide will not apply here.  If your environment requires that any IP addresses be whitelisted, it is recommended that items be added to your project using one of the other available options.

Autodiscover of items will not work while using Modern Authentication

Autodiscovery exposes the following items:

  • For mailbox migration, autodiscovery will list all mailboxes at the Source.

Steps to Run Autodiscover

  1. Navigate to the project you want to import users into.

  2. Ensure that you have created an endpoint for the source project.

  3. Once in the project, on the top navigation bar, click on the Add drop-down, then select Autodiscover Items. This will begin the Autodiscover process.

  4. Once discovered, click on the Import button, to import the items into your MigrationWiz project.

Advanced Options

Set the Project Advanced Options. These are customization options that help MigrationWiz perform within specific environments. 

Support Tab

  • InitializationTimeout=8 This increases the initialization timeout window to eight hours. 
  • RemoveExistingPermissionsWhenUnspecified=1 There are no spaces on either side of the "=" sign, and the entries are case-sensitive, so pay special attention to the capital letters in the commands above.
  • DocumentBrowsingMode=FullCopy This option migrates items regardless of the owner of the folder. For more details, see the Google Drive Migrations FAQ article.

Notifications Tab

Set the Advanced Option to send a notification to end users after the migration pass completes:

  1. Select Notifications.
  2. Configure the successful and failed migration email notification to:
    1. Source email address if users are still using G Suite Gmail.
    2. Destination email address if users are already using Office 365.
  3. Customize notification email:
    1. Checkmark the Customize "successful migration" email box.
    2. Add your own customization text and company name to this email.

Notifications are not mandatory for a successful migration. Notifications should only be set up before the final pass. If performing a single, Full pass, set this up now. If you are following a Pre-Stage migration strategy, only set this up before the final Full (Delta) pass.

Run Verify Credentials

You may verify the credentials of items in MigrationWiz without migrating data or consuming any licenses.

  1. Open the Project containing items you wish to validate.
  2. Select the items you wish to validate.
  3. Click the Start button in your dashboard.
  4. Select Verify Credentials from the drop-down list.

Once complete, the results of the verification will be shown in the Status section.​ 

Notify Users

Notify users that a migration is occurring. Send an email to all users telling them the time and date of the migration. During this time, they should not modify any documents in their Google Drive accounts, because any modifications will not be included in the migration.

Run Migration

Perform the migration, using one of the following strategies. More information on each strategy is included in the Migration Planning and Strategy Guide linked at the beginning of this guide. 

  • Full Migration strategy. For small migration projects that have less than 50 users, we recommend a Full Migration strategy. This is a single, full-pass migration, and requires licenses. This migration selection will migrate all identified and supported items.  
  • Pre-Stage Migration Strategy: This strategy includes a Pre-Stage pass and a Full (Delta) pass. This migration selection will migrate all identified and supported items before the selected date. This migration option requires a license of the appropriate type.

For large migration projects that have more than 50 users, we recommend a Pre-Stage Migration strategy. This is a multiple-pass migration.

Important

Recent changes to the Dropbox APIs prevent us from adding watermarks on files in the Destination Dropbox accounts. Therefore, if you perform a partial migration, reset the items in MigrationWiz, and then perform the migration again, you will end up with duplicate files at the Destination. If you must rerun the migration, we recommend that you first delete all files already migrated to the destination Dropbox accounts.

Once you have chosen your migration strategy

  1. Click on the name of the Project you want to run.
  2. Select one or more items to migrate by checking the box next to the item name. If you want to select all the items, click the checkbox to the left of Source Email.
  3. Click the Start button and select the type of migration to run.
  4. If you want to delay your migration, then select the checkbox marked "Automatically start the migration at", and enter the date and time to have the migration start. To start a migration immediately, you do not need to select the scheduling option.
  5. Click Start Migration.

Request Statistics

Click the pie chart icon in the MigrationWiz dashboard to receive an email containing all the project migration statistics. 

Post-Migration Steps

  1. To prevent users from inadvertently logging in and using their Google Drive accounts, decommission the Google Drive user accounts, or change their passwords.
  2. Notify users once the migration has been completed. If you set the MigrationWiz Advanced Option for Notifications, they will receive an email upon completion of the migration. Assist them with setting up access to their Dropbox accounts.
  3. Provide training to end users on Dropbox.
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