Some Windows users face “You cannot delete this Outlook data file” issue while trying to delete a corrupted Outlook data file and remove an account from it. This is mainly due to corrupted .pst or .ost files or corrupted user profile accounts. In this article, we have different ways to solve this problem.
Step 1:Right-click the Task column, and then click Task Manager
Step 2: Go to the Processes tab and find Microsoft Outlook
Step 3: Right click Click Outlook, then click End Task. Likewise, do this for all entries in Outlook. This will close Outlook and check to see if the problem is resolved.
Step 1: OpenOutlook
Steps 2: On the left side, right-click Outlookdata file (PST/OST file)
Step 3: Then clickClose "outlook data file ”
Step 1: Also use Windows E key to open File Explorer
Step 2: Click on the View tab
Step 3: Enable hidden items by clicking the checkbox next to it
Step 4: Copy
the following This Outlook data file cannot be deleted (resolved) andpaste into the file explorer address bar, thenEnter
%USERPROFILE%\AppData\Local\Microsoft\Outlook
Step 5: Right click on the
.ostfile and click Delete
Method 4: Delete Outlook Profile
Step 1: First close Outlook and all traces of it.Step 2: Type control in the run prompt and press
Enter key. This will open the Control Panel
Step 3: On the right, click the View
drop-down menu and selectLarge Icons
Step 4: Click Mail (Microsoft Outlook)
Options
Step 5 : In the window that opens under the "Profiles" section, click the "Show Profile"
button
Step 6:Select
The problematicOutlook Profile, and then click "Delete"
Step 7: Click Yes
in the confirmation window Step 8: Restart the
computer and check if the issue is resolvedMethod 5: Use Registry Editor Delete Email Account
Step 2: Type ## in the Run Prompt #regedit.exe and press
EnterStep 3: A User Account Control window will open, click
Yes . This will open the Registry Editor
Step 4: Navigate to the following This Outlook data file cannot be deleted (resolved) in the Registry Editor计算机\HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Windows
Note:If you do not find this This Outlook data file cannot be deleted (resolved) in your system, this method does not apply to your case.
Step 5: Right-click Windows
Messaging Subsystemand click Delete. This will delete all mail account dataStep 6:Restart the computer and check if the problem is resolved.
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