How to Import OST to Windows 10 Mail App – Query Resolved

Mark Regan ~ July 5th, 2021 ~ Import Emails

Yesterday, I got one case on support, one of the user wanted to import her OST files to Windows 10 Web Mail App. For a while, I thought that she was saying for Windows Live Mail. Then, later on she explained me that Windows 10 Web Mail App is default Mail application of Windows 10. It allows to configure various email account in it.  After that, I got her point what actually she is searching for. I checked the same and found that Windows 10 Mail App allows, Google, Exchange Online, Office 365, etc. accounts to be directly added.

Then, I recommended her to use BitRecover OST Converter Wizard. As, the software gives an option to directly migrate OST to, Office 365, Exchange Online, etc. account. She was having her account on  So, I assisted her throughout her data migration process.  I guided her step-by-step process to perform OST to Windows 10 Web Mail App migration. In the following segment, I have explained the same systematic process to import OST to Windows 10 Web Mail App.

Similar blog post – Import PST to Windows 10 Mail App

Steps to Migrate OST File to Windows 10 Mail App

Follow the given steps to move OST to Windows 10 Mail App directly.

  • Download and run OST to Windows 10 Mail App Importer on your system.


  • If you are having your Outlook account configured on same system then, you can just check an option in application “convert configured Outlook mailbox.” Click on the Next button to move on.

Outlook account configured

  • The utility will upload all your configured Outlook account data on tool’s panel.


  • If Outlook is not configured on the same system then, choose second option, i.e. “Select My Outlook mailbox data.”

If Outlook is not configured

  • Software gives dual option to upload offline OST file on tool’s panel, i.e.
  1. Select Files – To upload OST file one by one
  2. Select Folder – To load multiple OST files at once by saving it in only one folder.

Dual option

  • If in case, your .ost file is corrupted then, just check an option of “Use Recovery Mode.”

Use Recovery Mode

  • From the dual modes, if you select an option of Select Files then, browse offline files from stored location. After this, just click on the Open button.

Select Files

  • After browsing OST file, click on Next button to export offline data file to

Next button

  • Check file that you want to migrate into >> click on the Next button.

Check file

  • Select from the list of file saving options.

Saving options

  • Enter the credentials of your mailbox >> click on Convert button to start the process.

Enter the credentials

  • Once the procedure is finished, you will get a completion message on your screen.

Procedure is finished

Now, to have a look on the exported data from OST to, I opened my mailbox on my system.

  • After opening my account, I saw migrated data is shown with the date. I clicked on it and got my migrated OST files. account

After this, import data to Windows10 Web Mail App. For this, open Windows 10 Mail App on my system. Follow given steps to configure mailbox on your Windows 10 default email application.

  • After opening the Windows 10 Mail App on your system, you will get an option to add account. Select option.

Windows 10 Mail App

  • Enter your credentials of your MS mailbox.

Enter your credentials

  • Once you get login to your, you can check all your data in Windows 10 Mail App.

Import Outlook OST to Windows 10 Mail App

In this way, I helped her to import all her OST files to Windows 10 Web Mail App. Before moving to the end part, let us have quick glance on software that I recommended to het to migrate OST files to mailbox.

Trouble-Free Solution to Migrate OST File to Windows 10 Mail App

BitRecover OST to Windows 10 Mail App Importer is a precise solution to migrate data files to desired option. Tool is a complete package to repair and convert Offline data files easily. No any external application is needed to implement the data migration procedure. Easy to operate, speedy migration, Windows supportive added a required features on tool to execute the migration procedure. No any high technical knowledge is required by tool to execute the process of conversion. Tool supports all Outlook and Windows versions to perform data migration procedure. Tool keeps the integrity of data in exact form after migration.

OST to Windows 10 Mail App Software Components That Provide an Ease

With the software you get a range of secure and technological set of features that allow users to get their data repaired thoroughly and successfully.

  • With this application you can load, analyse data, then convert it within a few easy clicks that are understandable
  • OST to Windows 10 Mail Exporter lets users repair offline folder files from any possible set of corruption with convenience.
  • You can run the tool with all the versions of Microsoft Outlook mail client because the software is supportive to all.
  • Conversion with OST File to Windows 10 Mail App Software is carried out safely because the tool maintains the data, Meta data as well as original formatting of the data (RTF and HTML)
  • You can convert the data from all Exchange Outlook components i.e. mail folders, contacts, tasks, journals, etc.
  • Meanwhile, with the trial version of the software lets you convert 25 data files for free.

Final Words

Depending upon the requirement of the user, it is always my duty to simply the technology by providing the relevant solution to my users to import OST to Windows 10 Mail App. You can contact [email protected] for any technical assistance