Therefore, if you installed your Outlook application in a custom location, you'd have to substitute '-g' for the custom location. Updating your Outlook may conveniently solve the issues you're experiencing. All you need to do is to check and install any updates for the app. If Outlook won't open, you can't check your incoming messages or send an outgoing one from your desktop. If you have logged in to your @live.com email address in the last 12 months but don't remember the password, you can try the Microsoft Recovery Form.

But the good part is, you can fix most of these problems with simple steps. TrustedTech is a Microsoft solutions Partner in the following areas. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally.

Maybe the online version through office.com troubleshooting Outlook startup issues 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 Outlook profile may resolve some performance issues.

If you get the error "Cannot open the Outlook window" when trying to start Outlook, the error usually indicates that troubleshooting Outlook startup issues your Folder Pane or Navigation Pane settings holds a corruption. Just to make sure you are not trying to troubleshoot an issue which has already been solved, before you begin verify that you have installed all updates for your version of Outlook. Depending on the answers, you could possibly skip large portions of this guide or even directly get a solution to your startup issue. Most Outlook problems can be resolved with proper troubleshooting and maintenance. Following the fixes above will help you keep your Outlook running smoothly and protect your productivity.

Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Uninstalling office leaves behind a lot of junk, the recovery and support tool will scour it. A lot of times, a user will click on something by accident and change their view and be unsure of how to get it back. Virus scanners which integrate themselves with Outlook are known to cause a lot of issues.

The built-in back-off mechanisms in the indexing troubleshooting Outlook startup issues component of Windows Search or WDS pauses the indexing of Outlook data when the system is under heavy use. The easiest way to let the indexing finish is to leave Outlook running overnight.Additionally, you can reduce performance issues by running Outlook in Cached Exchange Mode. In this mode, Windows Search or WDS searches the local copy of the mailbox instead of the mailbox content on the server.

One more suggestion is to acquire the skills of Microsoft 365 backups to recover your organization’s data in cases of unpredictable system issues and glitches. Also, don’t forget to update your shared calendars frequently and update your Windows machine. Refer to below blog to speed-up Outlook application in Windows 10 or 11 operating system. I used the information to create a Registry Entry that will cause Outlook to check for new mail every 15 seconds. Another alternative might be Outlook on the web, which would sit somewhere between Outlook mobile and Outlook desktop in most cases. There are a few simple steps you can take to keep your Outlook running smoothly.

Add a contact to your Favorites by selecting a contact in the list, and then selecting Add to favorites. When you add someone as a favorite in People, they'll also show up under Favorites in Mail, and the other way around, provided that the contact has an email address. Use the People page to find, view, create, and edit contacts and contact lists. To learn more about managing contacts in Outlook.com, go to Create, view, and edit contacts and contact lists in Outlook.com.

MAPI does not validate that a provider's DLL that it is requested to load is registered correctly in MapiSVC.inf or even that it comes from the local machine. This can be exploited by creating a file together with an OLE object in such a way to cause MAPI to load a DLL from a network share when the OLE object is activated. 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 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.

Most times, this is caused by a corrupted search index, which you can rebuild. Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Sometimes you’ll open Outlook and then for no apparent reason, it will freeze or shut itself down. There are quite a few different causes for this, but one of the most common is a defective add-in. Here’s how to disable add-ins in Outlook even when it keeps crashing.