Some Workplace customers are unable to entry Outlook on their laptop. When attempting to do the identical, the next error message pops up out of nowhere they usually need to know the way to resolve it.
Cannot begin Microsoft Outlook. Cannot open the Outlook window. The set of folders cannot be opened. The file .ost cannot be accessed. You must connect to Microsoft Exchange a minimum of as soon as earlier than you should utilize your Outlook information file (.ost).
Allow us to strive to troubleshoot this difficulty with some easy options.
Outlook OST cannot be accessed, You must connect to Microsoft Exchange
When you see The file .ost cannot be accessed, You must connect to Microsoft Exchange in Outlook, strive the next options.
- Edit Registry
- Take away Outlook Credentials
- Use Inbox Restore Instrument
- Restore Outlook
Allow us to discuss them intimately.
1] Edit Registry
As soon as the person adjustments the password of their Microsoft account, Outlook asks them to connect to the Microsoft Exchange to entry the info file of Outlook and it doesn’t show the window the place you want to sort the password. To resolve this difficulty, we want to power Outlook to present the window the place one wants to write the account title and password. To do the identical, launch Registry Editor from the Begin Menu or by Win + R, sort “Regedit” and hit Enter.
As soon as the Registry Editor window is launched, go to the next location.
HKEY_CURRENT_USERSoftwareMicrosoftOffice16.0CommonIdentity
Search for EnableADAL from the left panel. If you’re not in a position to discover the worth, right-click on the empty house, and choose New > DWORD (32-bit) Worth. Rename the newly created worth to EnableADAL. Now, double-click on it and set the Worth Knowledge to 0.
Now, search for DisableADALatopWAMOverride, if you happen to can’t discover it, create a brand new worth and title it DisableADALatopWAMOverride. Set the Worth Knowledge of this worth to 1.
Shut the Registry Editor and restart your laptop. Launch Outlook and see if it labored.
2] Take away Outlook Credentials
Subsequent up, we should always strive to take away your credentials utilizing Home windows Credential Supervisor after which add them once more to see if that assist. To do the identical, launch Credential Supervisor from the Begin Menu and the credentials of Outlook. As soon as the credentials are eliminated, launch Outlook and check in once more. To take away your credentials, comply with the prescribed steps.
- Launch Credential Supervisor from the Begin Menu.
- Search for Outlook credentials, it’ll have the key phrase Outlook.
- Increase it and click on on the Take away button.
As soon as executed, launch Outlook, and check in. Hopefully, it will do the job for you.
Learn: The file username ost is in use and cannot be accessed Outlook error
3] Use Inbox Restore Instrument
Restore Outlook OST private information recordsdata and see if it helps. Inbox Restore Instrument can get better objects from an offline folder or .ost recordsdata. The OST Integrity Verify Instrument will allow you to repair corrupted .ost recordsdata.
4] Restore Outlook
You may see the error code in query if the Outlook app in your laptop is corrupted. One of many methods is to restore Outlook utilizing Home windows Settings. Comply with the prescribed steps to do the identical.
- Launch Settings by Win + I.
- Go to Apps > Apps & Options.
- Seek for Outlook.
- For Home windows 10: Click on on the app and choose Superior Choices.
- For Home windows 11: Click on on the three vertical dots related to Outlook and click on on Superior Choices.
- Lastly, click on on Restore.
This will take a while however will resolve the problem for you.
Hopefully, you’re able to resolve the problem utilizing the options talked about on this article.
Additionally learn: E-mail in Outlook not syncing in Home windows; Restore Outlook account
Why is my Outlook not connecting to the Exchange Server?
Your Outlook might not be in a position to connect to the Exchange Server in case your bandwidth is low. You can strive checking the identical utilizing a free Web Velocity tester. In case, the Web shouldn’t be the trigger, there would possibly be one thing unsuitable together with your profile. We might advocate you verify this put up on what to do when the connection to Microsoft Exchange Server is unavailable. Hopefully, you’ll be in a position to resolve the problem simply.
How do I connect my Microsoft Exchange account?
To connect to your consumer Microsoft Exchange account, ask the administrator to first allow the characteristic from the Handle utility > Extension tab. As soon as that’s executed, comply with the prescribed steps to connect to Microsoft Exchange account.
- Go to Settings > Extension.
- Search for the Microsoft Exchange extension and click on Connect.
- Choose the Authentication Technique and comply with the on-screen directions to connect to your account.
That’s it!
Learn Subsequent: Repair Outlook not connecting to Server on Home windows.
