How to fix Outlook data file cannot be accessed error?

We send emails almost every day, and while some users prefer using web-mail, others use email clients. One of the most popular email clients on Windows 10 is Outlook.

Because it’s many features and excellent versatility, extending beyond just an easy email client, Outlook became a go-to app for a lot of users.

Recently, a lot of them have reported the Outlook data file cannot be accessed error message while using it. This is a big issue, and today we’ll address it.

How do I fix Outlook data file errors on Windows 10? you can easily solve the problem by creating a new Outlook profile. If that doesn’t solve the problem, use the Repair option, or set a new PST file.

For more information on how to do that, check the guide below.

How can I solve the Outlook data file cannot be accessed error?
1. Create a new Outlook profile
One of the ways to fix this error is to make a new Outlook profile. To do that, follow these steps:

Press Windows Key + X to open the Win+X menu and choose Settings from the list.
In Settings click on Accounts > Email & accounts.
Click the Add an account button.

Add an account window will appear. Select the Email Account option, enter your profile name, and the required account information. Click Next.
Click Finish, and your account will be created.

To do that, follow these steps:

Open control panel and click on User accounts > Mail.
When the Mail Setup window opens, click on Show Profiles button.
Select your current Outlook profile & click on Properties.
Click on the Data Files button.
The Account Settings window will now appear. Visit the Data Files tab. You should see the name and, therefore, the location of the data file. Remember the location of the data file because you’ll need it for later step's.
To configure your email account manually, do the following:

Go to the control panel and select User accounts > Mail.
Click on the Add button.
Enter the profile name and click OK.
In Add New Account window, select Manually configure server settings or additional server types and click on Next.
In Choose service dialog box, select Internet Email and click Next.
Enter your account details in the Internet Email Settings window.
In Deliver new messages to section select Existing Outlook data file, click Browse & locate your data file.
Click Next, & your new Outlook profile should be successfully created.