Sometimes you send an email and discover later that it is not delivered to the intended recipient. By following this checklist, you can systematically troubleshoot and resolve most common email sending issues. If you typically use an Outlook.com account for email, this issue can occur if there are multiple aliases on the account and the 3rd party email address is the primary alias. Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com.
Repeat the process for all the add-ins that were selected earlier and wait until the Outlook crashing problem repeats. Should you decide to remove a profile, back up the data files first. All offline cached content will be deleted when you choose Remove. For more information, see Introduction to Outlook Data Files (.pst and .ost). The steps to access the repair tool vary depending on your operating system.
Julia Gulevich is an email marketing expert and customer support professional at Geminds LLC with more than 15 years of experience. Author of numerous blog posts, publications, and articles about email marketing and deliverability. The recipient’s server may send a bounce notification explaining why it could not deliver the message. But it doesn’t happen all the time and you may not even know that the recipient didn’t receive your email. This kind of situation can be very frustrating, especially if the content is urgent or vital.
If you’re still having problems, try resetting your Windows Firewall settings back to how they were originally. Running the /resetnavpane command removes all customizations to the navigation pane. If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section.
After October 14, 2025, Microsoft will no longer provide free software updates from Windows Update, technical assistance, or security fixes for Windows 10. Your PC will still work, Fix Outlook Support but we recommend moving to Windows 11.
If your Outlook crashes when opening Fix Outlook Support or on startup or even if Outlook stucks at Processing, you can fix it by opening Outlook in Safe Mode. To open Outlook in Safe Mode, follow the instructions below. You can determine if it's corrupted by creating a new profile and changing which profile is used when Outlook starts. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that seem to be missing.
So, if you're facing issues with your PST file in Outlook, there's no need to worry. Just keep reading, and by the end of this guide, you'll be equipped with the knowledge to efficiently repair Outlook PST files, ensuring that your Outlook functions smoothly. Other than these,there are many other errors that Outlook users face on a day to day basis. Microsoft provides Inbox Repair Tool to fix the damage in the PST Fix Outlook Support file but in severe cases,this tool fails to work,this sometimes leads to corruption in Outlook email data file,i.e. It uses the most advanced technology to manage database and help its users managing their day to day work.
If you've already clicked the Accept button in Outlook 2016, you won't be able to re-accept the invitation from another Outlook application. The person who sent you the invitation will need to remove your permissions and then send a new invitation. 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. Availability has recovered, and engineers are investigating the root cause and identifying problematic servers. The team is sweeping all remaining capacity to identify and address residual issues.
A PST file, or Personal Storage Table file, is a vital component in the world of Microsoft Outlook, a Fix Outlook Support popular email client used by individuals and businesses alike. These files play a crucial role in how Outlook operates, storing a variety of important data that users interact with daily. Let's delve into what PST files are, their role in Outlook, and why they are so important. If you find that error you are receiving is because of third party software or browser intervention,then disable the plug-in you have installed. The good news is that Outlook has a built-in tool to scan for corrupted files.
This is a troubleshooting step to ascertain if the issue is with the PST file itself or with other aspects of Outlook. It's especially useful when Outlook crashes on startup or behaves erratically. Outlook's export feature allows you to create a copy of your data in a new PST file. This method is helpful when you can still access the data in the PST file but suspect corruption.
We are aware that some users may not be able to receive email from Gmail accounts. Although it's not possible at the moment to turn the feature off entirely, you can choose to remove it from your favorites list by right clicking the folder and selecting Remove from Fix Outlook Support Favorites. This issue has been fixed for Outlook.com country domains.