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, Fix Outlook Site things start to break. This should resolve the issue of ‘Outlook keeps crashing’.

We have gone through many steps with Microsoft Support until they could help no further. We have tried to trouble shoot and done a system restore but there was no restore point Fix Outlook Site and a startup repair and nothing worked. When we performed a startup repair this is the message we received. Outlook stores all your email messages, meetings and events, contacts, and tasks in data files.

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 Fix Outlook Site at any time. Given Outlook’s popularity, we’ve decided to create a Hub especially dedicated to this particular topic where we will be providing you will all manners of troubleshooting guides.

If so, wait a short time (usually two or three minutes) to see if Outlook starts working again. Sometimes you’ll open Outlook and then for no apparent reason, it will freeze or Fix Outlook Site 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.

Use the classic Outlook calendar check troubleshooter to identify classic Outlook calendar issues. Use the classic Outlook profile setup troubleshooter to set up Microsoft 365 email in classic Outlook. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth. TrustedTech is dedicated to being a reliable resource for all software and technology support needs.

As @ode2joy ​ said, clearing out the user’s profile usually works, which is a more thorough procedure than just deleting .nst and .ost files. When something goes wrong with Outlook, Microsoft Fix Outlook Site recommends that we start it in Safe mode. Simply that Outlook will be loaded without your add-ins and customization files. Originally, the freezing would only occur when I actually tried to do something. So, if I tried to open a message, search my inbox, write a new email, go to the calendar, etc., it would freeze up for about 5-10 seconds at a time. The freezing never seemed to occur when I had Outlook open but was not using it.

However, before that, you must figure out the real cause of the issue. Later, go for the best solution that suits the cause of the Outlook issue. Additionally, if the issue causes PST file corruption, use the suggested software for better results. However, we came across many users who are still struggling with this Outlook issue. They still wonder ‘Why is Outlook constantly not responding? ’ So, it is possible that your PST file will get corrupted and you can lose all important data.

However, some might be incompatible with your Outlook version and thus, cause conflicts leading to crashes. Therefore, you can try disabling unnecessary add-ins to stabilize Outlook and its workflow. For that, we first need to find out which is the faulty add-in by running Outlook in Safe mode.

In the first place, check whether your antivirus is up-to-date. Reliable and trusted antivirus software vendors do care about compatibility with Microsoft Office applications, so there Fix Outlook Site is a good chance that the issue is fixed in their latest update. If the above does not help, turn off the antivirus and see if it brings Outlook back to life.

Many of these items can be automatically checked by the Classic Outlook Advanced Diagnostics troubleshooter. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. There are a number of possible reasons for Outlook to behave this way. We've presented the potential solutions in order from quickest to most time consuming.

Read on to find out how to fix common Outlook problems below. This library of articles provides guidance to troubleshoot and fix errors that you may experience when using Classic Outlook for Windows. For a complete list of articles, browse the navigation pane on the left, or use the search box above the pane to filter by keywords and find help with a specific issue. If you're trying to set up an iCloud account, follow the steps in Add or manage an iCloud email account in Outlook. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that seem Fix Outlook Site to be missing.