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If that doesn’t work, you can try repairing it. When you’re done, you might need to restart your computer. Now you’ll have a fresh profile that should work properly office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html if the old one was the problem.

Hello all,Same problem here since Outlook 2016 update on January on RDS 2022, all users are not concerned, but we have more and more users impacted. The cache file is likely corrupt or where it is stored is full. Try these troubleshooting steps in the order presented here, from simple to more complicated.

The above solutions are easy for all users to repair, rebuild, or recreate Outlook Profile for Office 365 or Exchange accounts. However, when it comes to repairing Outlook PST or OST files, it is necessary for users to rely on a third-party tool, like the office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html Shoviv Outlook PST Repair Tool. This software lets users quickly repair Outlook PST from any version, including Outlook 2003, 2007, 2010, 2013, 2016, 2019, or 2021. For a closer look at its functionalities, users can download and try its free trial version in their system. If you are dealing with a broken Outlook, then it doesn’t always mean you need to call tech support or start over from scratch. With the right steps, you can repair Outlook manually and get back to work in no time.

Over the last couple of weeks it will not open normally (not even in safe mode) and I am having to do the windows repair option in settings. I have also tried the Classic Outlook Profile Set Up Troubleshooter. Trouble shooter came back as there was a problem running the trouble shooter, try looking for other solutions. When Outlook does open, it will send mail fine one minute and then the next minute it will not send any mail. The only thing is to know how to overcome them when they arise. Whether it’s defective add-ins, frozen Outlook, faulty data files, and many others, office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html you can manage all these problems yourself.

Users can also try its free demo version in their system to get more details on its features and working procedures. Along with that, it will be helpful to keep your folder structure safe. In addition to that, it is usually easy to use, even if you’re not a tech-savvy person. This free application can quickly detect and fix issues with Outlook, Microsoft Office, Microsoft 365, and Microsoft Teams. Whether your Outlook is unresponsive or frequently crashes, this program can help you troubleshoot and fix the root cause of the problem with ease.

For more information, please see Access to Microsoft 365 email and applications by audience. For information about Microsoft 365 storage quotas, please see Microsoft 365 storage quotas and information. If you have enabled Online Archive Mailbox, archive items to the Online Archive Mailbox.

Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Are you having trouble starting Outlook or receiving “Cannot start Microsoft Outlook. Cannot open the Outlook window” error messages? We can fix the problem for you, or you can use the troubleshooting steps we’re providing below to help resolve these startup issues.

When you do this, your Outlook office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html might have opening problems. For this reason, you should always turn off Compatibility mode for Outlook. If you restart it successfully, it will show you that one or more add-ins are defective. Now, it’s time to uncover them by the elimination process.

If you’re having problems sending or receiving email, read how to Fix Outlook.com email sync issues. You can give feedback by selecting Help from the top menu, then Feedback. If you have enabled Ad blocker extensions in the browser, then temporarily disable it to resolve Outlook web not working. Use Tasks to create, manage, and track things you want to get done.

You should see the Microsoft account, click on it and disconnect it. 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.

I verified by manually doing an online repair on one device and it did everything it should have. If you’re experiencing any issues with Outlook on your office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html Windows 10 system, there’s no need to panic. The first thing you should try is to fix the basic Outlook issues. For this, you have to start with repairing the Office installation itself. There can be instances that your Outlook profile is corrupted, recreate a new Outlook profile to resolve the issue. The steps to access the repair tool vary depending on your operating system.

I hope this will work, please let me know if you still face the issue with Outlook. Large cache is often the cause of corruption, reduce the risks by reducing the size of the cache. If the troubleshooter can’t fix your issue, or if you’d like to fix it yourself, see the next section. If Startup Repair detects any of these issues, it will attempt to fix them automatically. If it cannot fix the problem, it will provide a detailed report of the issues it found.

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