Microsoft Outlook is an excellent application with a wide range of features. With Outlook, you can access email, calendar, contacts, and more in a single app, making it user-friendly. Still, like other apps, Outlook also runs into issues sometimes. The above procedures will help you to resolve the Microsoft Outlook Stuck on Loading Profile error. If you are still facing the same issue, it means your PST file is damaged. If you want to repair your corrupted PST file, opt for the Cigati PST Repair Tool.

Currently, you can't use Outlook on Windows to edit calendars that are shared with your Outlook.com account, even if you've reconnected your Outlook.com account to Outlook. We're working to make it possible to edit shared calendars in Outlook 2016 for Windows. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. You can use solutions for Outlook loading issues Microsoft Support and Recovery Assistant to diagnose both Calendar and Mail issues that affect Outlook. To download and install the Assistant, see About Microsoft Support and Recovery Assistant. In some cases, an Outlook messaging profile may be misconfigured.

If you've already clicked the Accept button in Outlook 2016, you won't be able to re-accept the invitation from another Outlook application. The person who sent you the invitation will need to remove your permissions and then send a new invitation. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. Availability has recovered, and engineers are investigating the root cause and identifying problematic servers. The team is sweeping all remaining capacity to identify and address residual issues.

Rollout of the fix to all users will take few weeks, so, some users may see the fix applied by the end of September. Add an Outlook.com alias to your account and send email to Gmail users using that alias. For more information, go to Add or remove an email alias in Outlook.com. If you're still unable to send or receive email, read how to Fix Outlook.com email sync issues. Some customers may experience a delay when trying to create a new email address, or alias, for their Outlook.com account. If you're having problems sending solutions for Outlook loading issues or receiving email, read how to Fix Outlook.com email sync issues.

Be aware that if you are connecting to an Exchange Server mailbox, your mailbox or your email messages are already being scanned by antivirus software on the server. For more information, see You may experience application pauses if you have a large Outlook data file. Optionally, if you have a Microsoft Exchange online archive, you can move items to that archive or create retention policies to automatically dispose of older items.

Until you can install the Windows Update fix release, you can set a registry key that will cause Outlook to stop using the local Windows Search service. When this registry key is set, Outlook will use its own built-in search engine. The built-in search will display the message below to indicate it is not using the Windows Search service. The issues documented in this section have been reported after installing the recent updates listed below. We're investigating the issues and will update this page when a fix is available.

If Outlook is configured to connect to the Exchange mailbox in Online mode, an .ost file is not used. To adjust the number of days of data that are synced for shared folders, add the following registry values. You can limit the synchronization window that’s used for calendar folders to reduce the number of items that are stored locally in your calendar folders.

Use the Microsoft 365 shared computer activation (SCA) troubleshooter to enable shared computer activation for Microsoft 365 applications. Use the uninstall troubleshooter to uninstall Microsoft 365, Office 2021, Office 2019, or Office 2016 from your Windows PC. If you have Outlook in your startup folder, remove the shortcut from the startup folder. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth. Our Account Managers and Distribution Team fulfills orders quickly and efficiently, giving our customers digital downloads in record time so they can move on to their next big project.

You can determine if it's corrupted by creating a new profile and solutions for Outlook loading issues changing which profile is used when Outlook starts. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. To work around the issue, you will need to end all Office processes that are running and disable the presence features.

Get Help has troubleshooters for classic Outlook for Windows you can run for many common scenarios, solutions for Outlook loading issues such as Outlook startup or profile setup problems. These often help resolve issues without the need to contact support. Get Help has troubleshooters for Microsoft 365 you can run for many common scenarios. If a troubleshooter is available for your issue, select Start to run that troubleshooter. Microsoft has its own tool for automatically scanning and correcting Office when things go awry. You can read about it and then run the Microsoft Support and Recovery Assistant to see if that helps.