- #Microsoft outlook cannot connect to the server 2013 how to#
- #Microsoft outlook cannot connect to the server 2013 Offline#
- #Microsoft outlook cannot connect to the server 2013 windows#
However, if the error still appears when you open Outlook, follow the next method. This will help you find and remove the faulty add-ins. If the error is resolved, activate each add-in, one-at-a-time, and observe Outlook for the error.
#Microsoft outlook cannot connect to the server 2013 windows#
Press Windows + R keys, type Outlook /safe, and press the Enter key or click ‘ OK.’ This will open the Outlook in safe mode.To check if the error is caused by a faulty add-in, follow these steps: Incompatible or faulty Outlook add-ins may prevent or disrupt Outlook connection with the Exchange server. If you still see the same error message and Outlook cannot connect to the server, follow the next method. Then check the internet connection and start Outlook. Method 1: Restart System and Check Internet ConnectionĪ simple system restart can sometimes do magic! It can resolve issues with Windows and other applications. The tool can also help you restore missing or deleted mail items.
However, you can convert such OST file to PST or export the OST file directly to a new or existing live Exchange mailbox or Office 365 account using Stellar Converter for OST. In such a case, the OST file enters the orphaned stage and becomes inaccessible. IMPORTANT NOTE: If your mailbox is disabled or deleted from the server, the following solutions will not work. This will help prevent permanent data loss if these fixes do not work for you. However, you should backup your OST file to a safer location before applying these methods. You can fix Outlook not connecting to server issues in Windows by following the given methods. Methods to Resolve Outlook Cannot Connect to Server Error
Methods to Resolve Outlook Cannot Connect to Server Error.Why Outlook is Not Connecting to Server?.You must connect to Microsoft Exchange at least once before you can use your Outlook data file (.ost). However, when this authentication fails, Outlook cannot connect to the Exchange server mailbox and displays the following or similar error message.Ĭannot start Microsoft Outlook. Although Outlook OST file allows users to work even when the system is offline, it needs to authenticate the user profile by matching the MAPIEntryID GUID key with the server mailbox at least once to allow access to OST and Outlook profile. This OST file is encrypted with a unique MAPIEntryID GUID key, which is stored in the registry of your local system and Exchange server.
#Microsoft outlook cannot connect to the server 2013 Offline#
Outlook, when configured with Exchange server profile in Cached Exchange Mode, creates an OST or Offline Folder file. In this guide, we’ve mentioned the reasons behind the error and the solutions to fix the 'Outlook cannot connect to server' error. The error occurs when authentication between Outlook and Exchange server fails due to corrupt profile, damaged or inaccessible OST file, synchronization issues, etc. Outlook supports connecting directly to Smart Card Authentication by using a physical smart card or a TPM chip-embedded virtual smart card for each user.Ĭertificate-based authentication is supported for Outlook Web App (OWA) and Exchange ActiveSync clients, but not in Outlook that is running on Windows.Outlook may fail to connect to the Exchange server due to several reasons.
#Microsoft outlook cannot connect to the server 2013 how to#
For more information about how to enable Modern Authentication, see the following articles: To configure certificate authentication in Outlook 2016 and later versions, we recommend that you use Modern Authentication. Outlook uses the Windows Credential Manager to provide credentials to servers. This issue occurs because Outlook doesn't support using the Windows certificate store as a credential. This problem occurs especially if the network device is configured to require the client to present a certificate during the SSL handshake in the network layer instead of passing the traffic directly to the server that is running Exchange Server. The network device can be a load balancer or another network device, as described in Certificate Selection and Validation.