Rebuild Outlook Data File OST / PST in 2019, 2016, 2013, 2010: Windows

Outlook is a desktop email application, which uses two data files such as OST and PST. It can save local copies of emails, calendars, contacts, tasks, and other data items, which allows accessing information with no internet connection. If users are using Outlook.com, MS Outlook 365, or Exchange account, then, the information is stored in an Offline Outlook data file (.ost). However, if users are using POP or IMAP account (versions below Outlook 2013), then the complete information will be stored in Outlook Data File (.pst). Therefore, in this blog, we will discuss all possible ways to fix Outlook PST file and OST file. Before that, let us consider the following scenario to understand how to rebuild Outlook data file.

“Recently, I have lost my PST files from Outlook by mistake. Additionally, that particular data file was having some crucial information. Now, I am stuck in a very complicated situation and not able to rebuild Outlook PST. Even I do not know that How to rebuild Outlook 2016 data files without losing any information from it. Please help me out to resolve this issue.”

Manual Ways to Rebuild Outlook Data File (OST & PST)

Go through the following steps that will help to rebuild Outlook PST File and OST file. Let us have a look separately on both the file formats. See to restore or rebuild data files in Outlook 2019, 2016, 2013, 2010, 2007 editions manually in a few quick steps.

Fix Outlook PST File Data

If you have a particular account connected through POP or IMAP settings, you can follow these steps to Rebuild Outlook data file:

1. Close Outlook application
2. Press Windows + E key together to open the File Explorer
3. Browse the following location (for Outlook 2019 & 2016):

C:\Program Files (x86)\Microsoft Office\root\Office16

Remember: If you are using MS Outlook 2013, use this path C:\Program Files (x86)\Microsoft Office\Office15. If you have the previous version of the application, change "Office15" the path to "Office14" for MS Outlook 2010, or to "Office13" for MS Outlook 2007.

4. Under a folder, find and double-click on SCANPST.EXE file

5. Click on Browse and locate the PST file that you want to repair
6. Now, navigate to the Start button

7. In the next step, you can click on the Repair button

Once you have finished these steps, the wizard will create a backup copy, proceed with repair and create log files with information about the procedure.

After completion of repair process, you can start Outlook application associated with data files.

Best Automated Solution to Rebuild Outlook Data File

If any of the above steps are performed incorrectly, then it can lead to severe conditions. Hence, users can go for a reliable and trustworthy solution. One such application is SysTools Outlook Recovery that helps to repair Outlook PST file. With the help of this utility, users can restore permanently deleted Outlook emails from PST data file. It is capable enough to repair multiple .pst files in bulk mode. It has an understandable interface and requires no expertise to perform the recovery process.

Rebuild OST File in Outlook

Here are following steps that will help to rebuild Outlook file (.ost) in 2019, 2016, 2013, 2010, 2007 etc.

1. Close Microsoft Outlook and go to Control Panel

Tip: If you are using the default profile, namely "Outlook," you can use this path %LOCALAPPDATA%\Microsoft\Outlook to go directly to the desired location of OST file, and then move to the last step. Otherwise, proceed with further steps.

2. Click on the User Accounts >> Mail

3. Under the Mail Setup, click on Show Profiles

4. To rebuild Outlook data file choose the profile with the account. (In MS Outlook 2016 the default profile named "Outlook.")
5. After that, click on the Properties button

6. Select Email Accounts and then, go to the Data Files tab

7. Choose the account to be repaired and then, click on Open File Location

8. Before you continue, be sure to close "Mail Setup," "Accounts Settings", and "Mail" windows
9. Right-click on OST file for the account with problems, and choose the Delete option

After performing the above steps, you need to open MS Outlook again to automatically create a new .ost file for a specific account.

Summing Up

While working with Microsoft Outlook, the situation arises in which data files (.ost and .pst) got corrupted. Now, the need arises to rebuild Outlook 2016, 2013, 2010 data files in an absolute way. Thus, in this blog, we have explained different solutions including manual and automated method. It is highly recommended to opt for an instant and remarkable solution, i.e., advanced Outlook PST Repair tool. This application will allow users to rebuild Outlook data file without any risk or data loss.

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