However, if your email server supports ONLY a POP3, auto account setup will create a POP3 account. More often than not, it’s caused by either a corrupted Outlook profile or a change in the data file’s location. And though an error Outlook sync help from FixTechGuide message might look worrying, you may be able to fix the problem.

Fixing 'Outlook Data File Cannot Be Accessed' Error on PC

That way, you can access previously downloaded or synchronized messages, as well as calendar information, contacts, and tasks even when you’re offline. In this step-by-step guide, you’ll find practical methods to resolve the error and recover your repair corrupted OST in Outlook data, whether you’re dealing with a corrupted file or a disconnected profile. The error message indicates corruption in the Outlook data (PST) file. However, the error may also occur due to various other reasons.

• This could happen if, for example, OneDrive backs up your Documents folder to the cloud and includes the Outlook Files folder where the file is located.
• I am transferring all my files from a Windows 10 PC to a new Windows 11 PC and am having issues moving my Outlook .PST files for POP accounts.
• On the other hand, accounts through Office 365, Exchange Server, Outlook.com, and IMAP store information offline in Outlook data files (.ost files).
• You can check the location of your Outlook Data Files in Outlook.
• The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure.
• Sometimes, rather than keeping a backup it actually takes the files off your system and moves them up to the cloud.
• Then, in the next window, make sure you're on the tab marked \"Sync and backup\".

Stack Exchange Network

By default, the Outlook data file resides in your local user's \"Documents\" folder. So you'll want to make sure OneDrive is not syncing that folder. By default, the Outlook data file resides in your local user's "Documents" folder. In the Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder. Although the repair process might recreate some of the folders, they may be empty. The Lost and Found folder contains any folders and items recovered by the repair tool that Outlook can't place in their original structure.

What Our Users Say

I tried using the repair process (SCANPST.EXE) which appeared to detect issues but also appeared to complete a successful repair, but the issue persists. I tried to manually access the OST file location and I could read the file just fine. If this diagnostic step works and fixes the error, disabling your add-ins should help prevent it from happening again. Creating new Outlook profile or rebooting the computer fixes the issue. Find solutions to common problems or get help from a support agent. You can check the location of your Outlook Data Files in Outlook.

Repair Outlook Data Files (.pst and .ost)

From single external hard drives, SSD’s, mobile devices to enterprise NAS, SAN, and RAID failures, we are ready to help recover from digital disasters, anywhere. When you want to replicate a copy on the cloud, manually copy the PST in the OneDrive folder. This will result in one copy in the folder in OneDrive being used for backup purposes, and another copy in your Outlook client that can be kept open by Outlook. Outlook 2013 and 2016, users of both have reported this issue.



Try a free demo of our Outlook Express File Repair to recover your data or run through our troubleshooting guide to understand several ways to fix Outlook error 0x f. That is the file Outlook uses to cache your FixTechGuide support for Office 365 mail on the system. Before you change any settings or troubleshoot further, use these steps to check your connectivity and settings, and try restarting Outlook and your computer.