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 FixTechGuide support for Office 365 message might look worrying, you may be able to fix the problem.

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

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\". In that window, ensure the \"Documents\" folder is not enabled to sync to OneDrive. You may need to move the Outlook data file back down from OneDrive. Fix Outlook and Office365 Sync Issues Sometimes, rather than keeping a backup it actually takes the files off your system and moves them up to the cloud.

• In this step-by-step guide, you’ll find practical methods to resolve the error and recover your data, whether you’re dealing with a corrupted file or a disconnected profile.
• That is almost definitely the problem and it's very common unfortunately.
• POP accounts store information directly on your computer in Outlook .pst files.
• This is a good solution if you think your data file might be corrupted.
• You will need to follow the manual steps in order to create a POP3 account.

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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)

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.

Method 2 - Manually create an IMAP or POP3 email account

Sometimes, data files get corrupted in a way that none of the methods above can help. This might happen due to a power failure or improper shutdown, hardware issues, or viruses and malware. This could happen if, for example, OneDrive backs up your Documents folder Repair Outlook Profile Online to the cloud and includes the Outlook Files folder where the file is located.