Occasionally, that profile can become corrupted. You can determine if it’s corrupted by creating a new profile and changing which profile is used when Outlook starts. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. Use the classic Outlook startup troubleshooter to diagnose and fix several common classic Outlook for Windows issues for you. Hello, despite my new attempts with 80 users, I am resetting the registry keys for 3 to 4 users per day… Have you found a solution?

However, if you want to change your password with your email provider, you’ll need to visit their website or help desk, or contact your email administrator. For example, if you have a Yahoo! account, you first have to change your password at Yahoo.com. 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 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.

This reliable Outlook PST repair tool can repair large PST files efficiently and methods to stop Outlook crashing quickly, regardless of the severity of corruption. It allows to save the mailbox data from the repaired PST to a new PST file and various other file formats, including MSG, EML, RTF, HTML, and PDF. The error message states that there are some issues with Outlook PST files. This error tends to pop-out when you attempt to launch Outlook. Outlook simply denies the existence of PST file because the file is corrupt and cannot be accessed anymore. Another reason can be Outlook is set to read-only mode, which stops Outlook from accessing the PST file.

Use the Microsoft 365 setup troubleshooter to install Microsoft 365, Office 2021, Office 2019, or Office 2016 on your Windows PC. This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart. There are multiple ways for you to send and receive email, and multiple versions of Outlook available. If the images in these topics don’t match what you see on your screen, you might be using a different version of Outlook. If you can’t receive new email messages, there are several troubleshooting steps you can take. 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.

ProcedureExit Outlook.Open a Run dialog box. …Type Outlook /safe, and then click OK.If the issue is fixed, click Options on the File menu, and then click Add-Ins.Select COM Add-ins, and then click Go.Click to clear all the check boxes in the list, and then click OK.Restart Outlook.Jun 25, 2025

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 methods to stop Outlook crashing to be missing.

If you need to increase the number of this limit try the next resolution. The maximum number of recipients for an individual email through USNH IT mail servers is 300. Step 1 - Follow these instructions to uninstall your Office applications. 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 might need to set Windows Update to automatically download and install recommended updates.

However, often these situations lead to PST file corruption. For that, we have suggested a reliable PST Recovery Tool. The Outlook PST file is a centralized storage location for your digital files. When it becomes corrupted or damaged, you risk losing data in Outlook. One of the best methods to fix it is to use Wondershare’s Repairit for Email tool. methods to stop Outlook crashing Let us know how it will assist you in repairing your files.

If this still does not work, try repairing MS Office. Then, select your account and click Open File Location. This tool has helped IT teams across healthcare, finance, education amongst many others. Whether it’s restoring email from encrypted backups or recovering badly broken PSTs, Stellar gets the job done with minimal fuss.