Problem doesn’t just happen on PC’s connected to the internal network, but can happen when a laptop is remote and connected via external wifi or mobile hotspot. When I switch from company's Teams to client's, I am asked Outlook Not Sending or Receiving Email to log in. The log in prompt shows a code and to authenticate it in Microsoft Authenticator. There is no prompt/ notification in my Microsoft Authenticator to put the numbe


Simply I wrongly backed-up my old e-mail history in a .ost file instead of a .pst file, and I needed to check some of the e-mails contained in that file. Your program worked fantastic, and I successfully converted the .ost into .pst having back my old e-mails. If all the above steps failed, then use the Outlook Inbox repair tool to repair the PST file and replace the corrupted PST file in the Mail profile of Windows. It is mandatory to try all the free steps before using the Recovery Toolbox for Outlook. Do not use the Outlook Fix Tool until you have tried all of the above options. Had my agenda only in the ost, so not synched to the webmail.After making a new profile my agenda items were gon


By verifying the basics—correct credentials, valid license assignments, and stable network access—you’ll often fix the Outlook Not Sending or Receiving Email issue without delving into more complex solutions. Clearing cached credentials, running a repair, or using the Microsoft Support and Recovery Assistant (SaRA) can also address common local device issues. Open apps in Safe Mode to bypass add-ins and check for improvements. Perform a quick repair via "Programs and Features" to optimize performanc


The sync will fail if the groups you selected to load users from no longer exist in Azure AD. Typically this is because the selected groups have been deleted from Azure AD since the M365 sync was configured on your account. To get the sync working you will either need to delete users or have the user limit on your account increased. If you don't wish an inactive user to be made active by the M365 sync, you can add the user's email address to the sync forbid list. You can do this in the Microsoft 365 Sync Wizard on the configuration page of your platform settings. Find out what to do if you are having issues with syncing users or groups from Microsoft 36


Exchange Server underpins email, calendar, and other collaborative functions, so any connectivity issues can disrupt productivity, lead to missed messages, and affect overall efficiency. Testing connectivity helps prevent these disruptions, making it easier to diagnose potential issues before they impact users. If your network and DNS seem fine, the next step is to verify the Exchange server itself. Certain services need to be running for Outlook to connect properly. Microsoft Remote Connectivity Analyzer includes tests for Lync servers. These tests include a connectivity test for the server and another utility to test the connectivity of the autodiscovery servic


I’d start by checking if those users are somehow excluded from security defaults or if there’s a conditional access policy overriding them. Also, make sure they’re using apps that support 2FA—older clients sometimes skip the prompt. You can check their sign-in logs in Azure AD Outlook Not Sending or Receiving Email to see what’s going on during their login attempt


Closed the window without entering anything and Outlook returned to ‘Connected to Exchange’. Disconnected and reconnected (no MFA second time round) so will wait an hour and see if this prompts for MFA again. If the Microsoft Authenticator app isn't working, you won't be able to sign in to your Microsoft account or other accounts that use two-factor authentication for securit


Tried many other recommended solutions but none were able to help with the recovery apart from the recovery toolbox for outlook. This Microsoft Outlook PST file repair tool saves recovered data either to the PST format or a set of EML, MSG and VCF files on the user's hard drive. For more convenience, the program features an integrated OST/PST file browser that lets the user see a complete list of recoverable elements and exclude some of them from subsequent recovery. Apart from being used as a Microsoft Outlook .PST repair tool, the program can also efficiently convert OST files to the PST format. PST Repair Kit is based on an advanced data recovery engine developed by the company's experts, which enables it to deliver excellent results even in situations where other MS Outlook PST repair tools appear helples


We help businesses across Australia solve Microsoft 365 issues quickly and effectively Outlook Not Sending or Receiving Email so you can stay focused on what matters most. Microsoft maintains a Service Health Dashboard where you can view real time updates on known problems. If your Office 365 is behaving strangely, it could be due to an ongoing issue that Microsoft is already working on. Keeping an eye on the dashboard can save you from unnecessary troubleshootin


After viewing, see fixing problems with directory synchronization for Microsoft 365 to correct any identified issues. The M365 sync establishes a synced dataset based on your M365 data and the filtering configuration of your sync. The sync will fail if it can't find any users that comply with your filtering preferences or the system's requirements for user records. The system requires that users have a first name, last name and a valid email address that conforms with your domain lock if enable