1 How to Fix Common Outlook Problems
Demetra Bagwell edited this page 2025-10-11 05:41:01 +08:00
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When you have a weak or unstable internet connection, it can cause the app to load slowly, especially on mobile devices. If youre using an outdated version of Outlook, it can result in slower performance due to a lack of necessary updates and improvements. If a specific version significantly impacts performance, such as CPU you could navigate to the "High CPU usage" diagnostics dashboard and look for the Outlook binary. Some of these data-gathering remote actions are used to populate the live dashboard and should already be scheduled. You can query the results by investigating KPIs from the Live dashboard or from your own investigations. Restart Outlook and check the performance of the Outlook application.

Maybe the online version through office.com sites.google.com might be slightly faster but I doubt by much when compared to the desktop version. If you have messages with large attachments, those documents, photos, and other files can take up significant storage space. This in turn slows down email retrieval and load times across all devices. In some cases, an Outlook messaging profile may be misconfigured. Creating a new Fix Outlook Stuck On Loading Profile (sites.google.com) profile may resolve some performance issues.

Ask a question and find solutions from Support Agents, MVPs, Engineers, and Outlook users. Now all you need sites.google.com to do is to untick the add-ins and close the dialog. If it does and Outlook starts working properly, then most likely the problem is with one of your add-ins, which leads us to the next step.

Outlook supports sending from a secondary connected account for Microsoft owned domains such as @outlook.com, @live.com, @hotmail.com but has not implemented this functionality for third-party domains. This alias will be added to their account as a secondary alias, with the original 3rd party alias will continue to be set up as the primary. Once this step is complete, the user will land in their Outlook inbox and be able to use all Outlook functionality with this new email address. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile. While these Microsoft accounts work in other Microsoft products (e.g. OneDrive, Windows, Xbox), they are non-functional when visiting Outlook.com.

Sometimes, when Outlook isnt working right, a simple restart can help. When you turn your computer off and on again, Outlook and your computer may solve many problems. As a result, it helps to clear out any issues or things that might be causing trouble, like when you clean up a messy room.

Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com. This will cause The Turn on shared calendar improvements checkbox to be disabled for all users. The UI checkbox will be unchecked and disabled, so end users cannot turn on the improvements.

The information below covers issues with the Outlook desktop add-in pertaining to installing, updating, tracking and notifications, and obtaining debug logs. Get Help has troubleshooters for classic Outlook you can run for many common scenarios. If a troubleshooter is available for your issue, select Start to run that troubleshooter. Use the classic Outlook startup troubleshooter to resolve issues when classic Outlook for Windows is unable to start. Despite its popularity, Outlook is still software, and like all software, bugs, issues, and errors can occur sites.google.com at any time. Given Outlooks popularity, weve decided to create a Hub especially dedicated to this particular topic where we will be providing you will all manners of troubleshooting guides.

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. A software rollout over the weekend was deployed incompletely, causing one component to send a high volume of messages to another component that had been deleted, overwhelming the routing plane servers. Availability has recovered, and engineers are investigating the root cause and identifying sites.google.com problematic servers. The team is sweeping all remaining capacity to identify and address residual issues. Get Help has troubleshooters for classic Outlook for Windows you can run for many common scenarios, such as Outlook startup or profile setup problems. These often help resolve issues without the need to contact support.

To access the calendar shared with your Microsoft 365 for business account, you'll need to accept the invitation from Outlook on the web, iOS, or sites.google.com Android. 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. This issue has been mitigated and we are continuing to monitor the issue to ensure stability. The root cause was the deployment of an incorrect campaign data file, which led to false positive campaign detection. We have since reverted to the right data file and the outbound email flow has returned to a normal state.