Third-party add-ins are helpful… until they’re not. Outdated or conflicting ones can mess with Outlook’s core performance, causing unexpected slowdowns or outright failure to launch. Create your account and connect with a world of communities.

Start classic Outlook in safe modeIn Windows 10, click Start.Type Outlook /safe, in the Search programs and files and then click OK.Close and re-open Outlook.If the issue is resolved, you can keep working, or if you have time, take the following steps to find out what COM Add-in is causing the problem.

If you are experience performance issues for Exchange Public Folders or Outlook Shared Mailboxes then we would recommend that you review this blog post. Pretty sure this is just a normal occurrence for Outlook between mobile and desktop version. There isn’t really much of anything you can change in order to speed up the desktop version.

If your Outlook is slow and unstable, it can put a serious drain on your productivity and even elevate the stress level. Microsoft has Outlook Fix Blog released Service Pack 2 for Microsoft Office 2007. This release includes significant performance and stability enhancements. The improvement is not guaranteed, it only works in some configurations.

Once you've changed your password with your email provider, you can update the password in Outlook. See Change or update your email password for more information. If you've successfully sent and received email from classic Outlook before, and now Outlook repeatedly asks you to reenter your password, one of two things may have happened. If you're trying to set up an iCloud account, follow the Outlook Fix Blog steps in Add or manage an iCloud email account in Outlook. For Gmail accounts, see Add a Gmail account to Outlook. This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart.

The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox. And you can now add emojis and GIFs to your messages. Or how about customizing the look and feel of your mailbox? To effortlessly change your settings so that your inbox looks the way you want it to, see Personalize your new Mail experience in Outlook.com.

Note that the above link is for desktop Outlook for Windows. A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here. Visit the Technology Help Desk Support page to locate your local campus contact information or to submit an online Outlook Fix Blog technology support request.

If this does not resolve the Outlook 365 crash issue, proceed to the next solution. Priyanka Kumari is a technical content writer in the fields of Email Migration, Data Recovery, Cloud Migration, and File Management. She is dedicated to simplifying complex technology terminologies for all users. Her articles and guides demonstrate her commitment to streamlining email management for professionals or businesses of any size.

Be aware that if Outlook Fix Blog you are connecting to an Exchange Server mailbox, your mailbox or your email messages are already being scanned by antivirus software on the server. If the size of the PST file is the reason behind low performance, you can use the auto-archive feature or the Compact Now feature to reduce the size of the file. The tool can help you recover and restore all mail items from corrupt, inaccessible, or large-sized PST files to a new healthy Outlook PST file. Outlook by default uses your computers video card directly to make display access faster.

Most of these crashes come down to one thing – problematic data files. PSTs and OSTs act like Outlook’s memory banks. When they get too large, go corrupt, or are poorly configured, Outlook Fix Blog things start to break. This should resolve the issue of ‘Outlook keeps crashing’.

Your user name is your full email address, for example Occasionally, classic Outlook tries to run a process in the background. Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background. Check the status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts working again.

It is the best PST repair software to repair and restore data from corrupt PST or password-protected files. You can save recovered PST data to DBX, MBOX, MSG, EML, TXT, RTF, HTML, and MHTML formats. It allows users to restore even large-sized PST files that are often not compatible with other tools.

Over time several add-ins would have been installed into your Outlook user profile. Each of these add-ins needs to be loaded into memory before starting Outlook. Add-ins that are no longer used still load, contributing to the slower startup of Outlook. Disabling the non-essential add-ins should see an improvement in start times as well as stability. Corrupted files may not only impact performance but also trigger errors such as 0x f, which typically means Outlook can’t access its data file or address book. Creating a new profile or repairing the data file often helps resolve it.