Step 1: Download and launch the Aryson PST Converter Tool on your system.
Step 2: Add the Required PST/OST Files.
Use the available options to import PST/OST files into the software.
Add the required PST/OST file(s), verify their details, select the files you want to process, and click Proceed to preview and convert the data.
Step 3: Preview & Search PST/OST Mailbox Data
Advanced Preview Panel:
The Advanced Preview Panel displays the Date, To, From, and Subject fields of the selected email, along with the following data components:
Step 4: Select the Export File Format
Select the Export File Format radio button and choose the required output format from the available options. The PST Converter supports the following export formats: PST, MBOX, EML, MSG, DOCX, PNG, ICS, VCF, PDF, CSV, MD, JSON, and Mozilla Thunderbird.
Step 5: Configure Additional PST Conversion Settings
Before initiating the conversion, configure the available export settings according to your requirements.
Select the required output format or destination email client and apply the appropriate conversion settings.
Feature-Specific Setting
File Naming Policy: Define a custom naming convention for exported files using combinations of email attributes, such as subject and date, to maintain an organised output structure.
Note: The File Naming Policy feature is supported only for EML, MSG, VCF, ICS, DOCX, PNG, and PDF output formats.
Configure the available export settings to control attachment processing, duplicate handling, and output file size.
Step 6: Click Browse to select the destination folder for the converted files. Once the location is specified, click Start Export to initiate the conversion process.
Step 7: Monitor and Complete the PST to Google Workspace Migration
After clicking Start Export, monitor the migration progress and review transfer statistics in real time.
Step 8: Verify the Conversion Results
Once the conversion is completed, the software displays the message “All selected data has been exported successfully.” You can then use the available options to review the results or initiate another conversion task.
Step 4: Select the Export to Email Clients option and choose Microsoft 365 as the target destination.
Step 5: Authenticate the Microsoft 365 Account
Choose either Method A or Method B to authenticate the active Microsoft 365 account using valid login credentials.
Note: While selecting the Office 365 account in the browser window, make sure you have already logged in to the required account before.
Note: Sign in to the required Microsoft 365 account in your browser before starting the migration. If multiple browser windows are open with different accounts, use the one where the required Microsoft ID is already logged in, as authentication will proceed only in that browser.
Enter Azure Application Details
Fill in the following information from your Azure app registration:
| Field | Description |
|---|---|
| Microsoft 365 Admin Account | Admin email address |
| Application (Client) ID | Azure App Client ID |
| Client Secret | Secret generated in Azure |
| Tenant ID | Microsoft Entra ID (Azure AD) Tenant ID |
If you choose Application Credentials Authentication (Client ID, Client Secret, and Tenant ID), you must first create an Azure App Registration and assign the required API permissions in Microsoft Entra ID (Azure AD).
For complete instructions on creating the Azure Active Directory application and enabling API permissions, visit:
Create Azure Active Directory and Enable API Permission GuideIn the guide at step 17, you need to add the required API permissions. The image below lists all the API permissions that must be configured for successful authentication and migration.
B.1: Select Mailbox Mapping Mode
Choose how to map the source files to the destination Microsoft 365 mailboxes.
B 1.1: Migrate Files to Selected Mailboxes
Note:
Import Users via CSV
B.1.2: Map Each File to the Appropriate Mailbox(es)
Step 6: Configure Migration Settings and Filters
Configure the following options to control the migration scope, destination, and folder structure:
Step 7: Configure Advanced Migration Filters
Step 8: Click Start Export to begin the PST to Office 365 migration conversion process.
Step 9: Monitor and Complete the PST to Google Workspace Migration
After clicking Start Export, monitor the migration progress and review transfer statistics in real time.
Step 10: Verify the Conversion Results
Once the conversion is completed, the software displays the message “All selected data has been exported successfully.” You can then use the available options to review the results or initiate another conversion task.
Step 4: Mark the Export to Email Clients radio button and select IMAP as the destination.
Step 5: Configure IMAP Server and Authenticate
Verify the selected files and click Proceed.
Step 6: Configure Additional PST Conversion Options
Step 7: Click on the Start Export button to begin the PST to IMAP migration.
Step 8: Monitor and Complete the PST to Google Workspace Migration
After clicking Start Export, monitor the migration progress and review transfer statistics in real time.
Step 9: Verify the Conversion Results
Once the conversion is completed, the software displays the message “All selected data has been exported successfully.” You can then use the available options to review the results or initiate another conversion task.
Step 4: Select Google Workspace under the Export to Email Clients drop-down list.
Step 5: Authenticate your Google Workspace Account
Log in via the Workspace admin account and JSON key, and click Authenticate.
You can generate a JSON file with the help of the detailed guide.
Step 6: Map Source Files to Google Workspace User Accounts
Associate the selected source file with the corresponding Google Workspace mailbox before starting the migration.
Step 7: Configure Migration Settings
Configure the available settings to control the PST conversion and export process.
Step 8: Click on the Start Export button to begin the PST to Google Workspace migration.
Step 9: Monitor and Complete the PST to Google Workspace Migration
After clicking Start Export, monitor the migration progress and review transfer statistics in real time.
Step 10: Verify the Conversion Results
Once the conversion is completed, the software displays the message “All selected data has been exported successfully.” You can then use the available options to review the results or initiate another conversion task.
After downloading the Aryson PST Converter Tool, you will find the welcome screen as played below.