Content

I’ve used the repair tool when this started and it did not really repair the file. I used the following combination of techniques to get the user working. In the mailbox not updating on IMAP Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder.

Repair Outlook Data Files (.pst and .ost)

If you’re using an Exchange email account, you can delete the offline Outlook Data File (.ost) and Outlook will recreate the offline Outlook Data File (.ost) the next time you open Outlook. Even with the reg hack in place, I’ve found that ost files over 50gb tend to corrupt and become unusable with regularity. OST file corruption is a common problem faced by Outlook users like you. While you seek to counter this problem, you look for effective techniques. Although there are many methods to try, a few are productive.

Outlook - OST file recurring corruption

“Excellent program. Ive used it twice to convert .EML files to .MSG. Thank you.” Outlook Stuck on Synchronizing Folders If anyone can get an answer from microsoft on this issue I’d appreciate it. Any MS techs can contact me if they need further information or analysis. I’ve created a ticket today with Rackspace to see if their other customers are having this issue but I’m not hopeful on hearing back from them.

Get your OST rebuilt properly with the help of the available techniques.Thus, you need to have a good anti-virus system to protect your computer.There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn’t.Also, I forgot to mention that normally when the OST is corrupted you normally delete the file and recreate it.You could Right-click the Start button, and click Run, type Outlook.exe /safe, and click OK.Click the “Data Files” tab on the window and select your respective OST file.Confirmed user can log on to OWA (Office 365 webmail) without issue.Click the “Open File Location” button to lead to the folder automatically.

What are the major Reasons of OST Corruption and how to Fix it

Fwiw, responding to my original post and how we addressed it for this user - we ended up creating new Outlook profile and limiting the amount of cached mail to 2 years. If the OST still gets corrupted when you have reduced the size there is something in the mailbox causing the problem. You must re-select “Account Settings” when it opens across a drop-down menu. There, lead into the “Data Files” tab and select your OST file. After selecting the file, click on “Open File Location” to redirect to the folder.

Method 4: Use OST Repair Tool

Only way to restore Outlook 2016 (Windows) functionality was to create a new profile