It never feels great to run into an error message, especially if you’re in the middle of an important task. If you’re experiencing the "Outlook data file cannot FixTechGuide support for Office 365 be accessed" error and can’t find the fix, SecureData has you covered. Our Outlook Express file repair software is designed to help you repair your files and recover your data, so you don’t lose access to anything you need. How your data is synched also depends on the type of account you have. POP accounts store information directly on your computer in Outlook .pst files.

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 work offline mode stuck 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.

• You may need to move the Outlook data file back down from OneDrive.
• MS Outlook stores all the information related to your email account both online and in a local file on your computer.
• Sometimes, data files get corrupted in a way that none of the methods above can help.
• The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder.
• If your email server supports both IMAP and POP3, auto account setup will create an IMAP account by default.

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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.

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During the syncing process, OneDrive locks the file, which prevents Outlook from accessing it, resulting in the "Outlook data file cannot be opened" error. You can try to repair Outlook data files to fix the error. This is a good solution if you think your data file might be corrupted. MS Outlook stores all the information related to your email account both online and in a local file on your computer.

Repair Outlook Data Files (.pst and .ost)

You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. It can recover all the mailbox items from the corrupted file and save them to a new PST file, which you can import into your Outlook profile. It can also allow saving the recovered PST data to other file formats, like MSG, EML, HTML, RTF, and PDF.



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 troubleshoot Outlook synchronizing folders error 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.