Our 9 working solutions will help you fix the “Outlook Not Responding” issue and bring your Outlook back to life. The solutions work for Outlook 365, 2021, 2019, 2016, 2013, and earlier versions. If creating a new profile solves your issue, you can return to the Show Profiles dialog and delete your old profile. If repairing your Microsoft 365 programs didn’t resolve your issue, move on to the next step.

It enables you to recover data from damaged OST files and convert them into accessible PST format, preserving the original folder structure and formatting. Moreover, this tool can quickly recover email messages, calendars, tasks and other data from corrupted PST files. It also offers a filter option; users can filter items using different criteria when they want to have only the desired items to process. So, learn how to fix corrupted Outlook data files (PST) without the ScanPST.exe tool. ScanPST mostly validates and corrects errors in the internal data structures of a .pst file.

You can start Outlook https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html in safe mode, disable your add-ins, and then try to open Outlook normally. If you are having problems with Outlook, there are a few things we can help with to get you back to sending and receiving your email.

Steps to Repair a Corrupt Outlook Data File:Close Outlook completely.Open File Explorer and navigate to: …Locate and run SCANPST. …Click Browse, select your Outlook data file (. …If errors are found, click Repair.Restart Outlook and check if the issue is resolved.

If you access your Outlook.com account through the iOS Mail app, you may be repeatedly asked to enter your username and password. Some Safari users are unable to add email addresses in the To section, or cannot point the cursor in the To field. If you used the workaround below you can now switch from using an Outlook.com alias to your country’s domain. Close and reopen Chrome and launch Outlook’s website to see if the loading issue has been resolved. To see if you have a pending update, open Chrome and look at the three vertical dots icon in the top-right of the browser.

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If everything goes correctly, you’ll get the Repair complete dialog after some time. This utility is not the professionals’ recommendation, as it comes with a lot of drawbacks. Before implementing this method to fix Outlook PST files, read its limitations for more insight.

If your antivirus software includes integration with Outlook, you may experience performance issues. You can disable all Outlook integration within the antivirus software. Or, you can disable any antivirus software add-ins that are installed in Outlook. This efficiently fixes the “Outlook freezes when sending email” error. Repairing your Office programs can resolve issues with Outlook not responding or freezing.

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. Outlook stores certain data, such as email signatures and the spelling checker dictionary, in the AppData folder. If the network is performing slowly, Outlook must wait for read and write operations to the AppData directory to finish. 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.

However, it may fail if the PST file is severely corrupt, oversized (larger than 2 GB), and/or encrypted. Once the PST file is repaired, you can import the repaired PST file into a new or existing Outlook profile to restore and access all mail items. To regain access to your data, repairing the corrupted OST file becomes essential. While Outlook has limited built-in options, they often fail when dealing with severely damaged or orphaned files.

To check if you have received the fix, review your contact list to confirm duplicates have been removed. To help you get rid of these duplicates, we have released a fix which will automatically clean up your contact list. This fix will clean up duplicate contacts for end users starting August 9, 2023. Rollout of the fix to all users will take few weeks, so, some users may see the fix applied by the end of September. https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html Add an Outlook.com alias to your account and send email to Gmail users using that alias. For more information, go to Add or remove an email alias in Outlook.com.

Steps to Repair a Corrupt Outlook Data File:Close Outlook completely.Open File Explorer and navigate to: …Locate and run SCANPST. …Click Browse, select your Outlook data file (. …If errors are found, click Repair.Restart Outlook and check if the issue is resolved.

A Selective Startup or “clean boot” process can help you identify problems that are caused by application conflicts. You may have to contact your antivirus software vendor to determine how to configure the software to exclude any integration with Outlook or to exclude scanning in Outlook. For a list of antivirus software vendors, see Consumer antivirus software providers for Windows.