my file in outlook is damaged

There is an inbox/pst/ost repair tool built into Office you can try.

https://support.office.com/en-us/article/repair-outlook-data-files-pst-and-ost-25663bc3-11ec-4412-86c4-60458afc5253

Beware replies with links to "online office repair" tools - these are generally just phishing attempts to obtain personal information.  Proceed with caution using anything other than the Microsoft built-in tools.

Hi,

For the OST file related issue you can read the below-mentioned article. These articles will help you to understand how can you repair your OST file and even how to migrate OST data to office 365.

http://www.syscurve.com/blog/things-you-should-know-about-ost-file.html

https://developer.ibm.com/recipes/tutorials/how-to-import-ost-emails-to-microsoft-office-365/

I hope this will work for you.

Hi,

Here are some more information for OST related issues. Follow the guide mentioned below to easily import OST to PST: https://www.tipsoverflow.com/top-5-free-methods-to-convert-ost-to-pst/

Regards,

Mathew Abraham

lf your Outlook file is damaged and looking for reliable and effective solution, then pick BitRecover PST Repair Tool to fix the issue. Also, you do not need Microsoft Outlook installation. Moreover, it saves into10+ different file formats and supports PST file recovery from Outlook 2019, 2016,2013 and prior editions.