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 Fix Outlook Not Opening After Windows Update 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 fix Outlook after Windows update issues 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.

• Find solutions to common problems or get help from a support agent.
• 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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To make sure this is not the case, try opening Outlook and see if it found the data file. Then, in the next window, make sure you're on the tab marked "Sync and backup". On the righthand side of the window, choose the button to "manage backup".

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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 disable faulty add-ins in Outlook 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.