Comprehensive instructions to export OST to Office 365/On-Premises Exchange Server:

Know how to use the Shoviv OST to PST Converter Tool to transfer OST files to Office 365/On-Premises Exchange Server. This software offers two modes that users can use to export OST files with or without Outlook dependency.

It will work with the project/job-based processing to move OST to Office 365/Exchange Server when processing with the Without Outlook mode. Let us see the detailed steps to do it.

Download and install the Shoviv OST to PST Converter Tool before initiating the below steps.

Mode 1: OST File Recovery Mode (Outlook Dependency)

Step 1: After opening the tool, choose the OST File Recovery Mode (Outlook Dependency) and tap the OK button.

Step 2: Here, you can check the Advanced Scan option to recover damaged OST file and click the Add button to select the OST files to export into Exchange Online/Server.

Step 3: Now, you have to confirm the target from the ribbon bar.

You can select the Office 365 or On-Premises Exchange Server according to your requirements.

Step 4: After that, select/deselect the subfolders and folders for processing from the chosen file, and tap the Next button.

Step 5: You will get two options to connect the target, including using the Office 365 online profile or the direct option to export OST to the Exchange Online/Server mailbox by typing username and password.

To connect to the target through the Office 365 online profile, choose the "Migrate in default store (Office 365 online profile), select the profile", and click the Next button.

To connect to the target mailbox directly, opt for the "Migrate in selected mailbox (Office 365 Mailbox)" option and enter your username and password.

Now, select the Export In: Office 365 Mailbox/Public Folder or Archive Mailbox, and click the Next button.

If you have selected the target (On-Premises Exchange Server), follow the steps to connect the target mailbox:

You have two options for Exchange connection: Migrate in default store (Microsoft Exchange Online Profile) and Migrate in selected mailbox (On-Premises Exchange).

Migrate in default store (Microsoft Exchange Online Profile): Select the profile and continue with the Next.

o Migrate in selected mailbox (On-Premises Exchange): Enter the Exchange Name, and other details. To connect the Exchange 2013/2016 and hosted Exchange, check the option and enter your Exchange Server details.

Step 6: Select the Message Class and Message Date criteria to filter OST file items according to your needs.

You can check the Export All Items (If processing again, uncheck it to filter duplicate) option and click the Advanced Option to make other changes if needed. Then, click the Next button.

Step 7: Now, the OST to Office 365/Exchange Server migration will be executed in the following step.

Step 8: Go with the Finish button after the tool completes the OST to Exchange Online/On-Premises Exchange migration.

Mode 2: Healthy OST File Options (Without Outlook)

Step 1: Open the software and please select the Healthy OST File Options (Without Outlook). After that, select the OST to Office 365/On-Premises Exchange Server (job-based processing), and click the OK button.

Step 2: Enter the Job Name, click the Add File to select the OST file, and tap the Next button. You can also use the CSV file to add the Source File.

Step 3: Now, you have to create a connection for Office 365/Exchange Server. Follow the steps to make the Office 365/Exchange Server connection.

For Office 365 Connection:

By Modern Authentication (Auto Registration):

Select the Modern Authentication (Auto Registration) option and click Next. Follow ongoing prompts and enter your account details.

By Modern Authentication (Manual):

Choose the Modern Authentication (Manual) option and enter your account details, like Tenant ID, Admin User Email, etc. (To know more about the Tenant ID, Client ID and Client Secret Key, click on the Read More ..)
After entering all the details, click the Next button.

For Exchange Server Connection:

Select the Connect On-Premises Exchange Server.
Then, you have to enter the Connection name, select the Exchange Version, and enter your Exchange Server details. Press the Next button.

Step 4: Then, you have to select the mailbox from the list where you want to import the OST file. After choosing the mailbox, click the Add Mailboxes button.

Step 5: Here, please map the Source OST File to the Office 365/Exchange Server mailbox and select the mailbox type in the Migrate In option: Primary/Archive or Public Folder. Afterwards, hit the Next button.

Step 6: Now, you can use the Folder Name and Date Range to filter OST file items. Click the Next button after applying filters.

Step 7: Also, you can make additional changes, like Mailbox Thread Count, Item Thread Count, Failed Items Count, etc., and hit the Next button. You can also keep these settings as default.

Step 8: Verify the migration project details and click the Finish button if all settings are correct. To make changes, click the Back.

Step 9: The OST to Office 365/Exchange Server migration project/job will be created. Click the Start Job button to transfer OST to the Office 365 mailbox.

Step 10: The OST to Office 365/Exchange Server migration project/job will be created. Click the Start Job button to transfer OST to the Office 365 mailbox.