We recommend setting Windows Update to automatically download and install recommended updates. Bug fixes, new features, and performance enhancements are released regularly. You must have at least three user accounts on the https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html computer to complete these steps. If your antivirus software isn’t up-to-date, Outlook may not function correctly.
The issue might be difficult to identify if you have multiple accounts and a long history with Office 365, Exchange, and Outlook. Unfortunately, the transitions from different versions have caused a lot of bugs. In this case, it might be easier to just create a new profile.
This goes to prove that the problem came from your original Outlook profile. With great functionality, you can manage your email, contacts, calendar as you like. Try these troubleshooting steps in the order presented here, from simple to more complicated. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html here. Check the solutions to fix “Outlook not opening” problem and how to avoid “Outlook won’t open” again.
To manage your mailbox by reducing the size of the Outlook data file, see Reduce the size of Outlook Data Files (.pst and .ost). Facing this “Outlook keeps freezing when sending email” issue is very frustrating. However, you can use these best troubleshooting steps to solve your errors efficiently.
For each message, you can delete it, mark it as unread, flag the message, or pin it to keep it at the top of your folder. Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. To get support in Outlook.com, https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html click here or select Help on the menu bar and enter your query. If the self-help doesn’t solve your problem, scroll down to Still need help?
Outlook forwards meeting invitations to other attendees without anyone actually sending an update or forwarding an invite. This happens to accounts that are configured in the iOS Mail app. 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.
Download the latest updates by visiting your antivirus software vendor’s website. The main reason why your Outlook not responding when sending email is that your data file has been corrupted. You can use the steps to repair by using ScanPST.exe (It’s the built-in Inbox Repair Tool). To start Outlook in safe mode, click on its icon holding the Ctrl key, or enter outlook.exe /safe in the Run dialog box. You’ll see a message asking you to confirm that you really want to start Outlook in Safe mode, click Yes.
Let’s eliminate any feelings of despair regarding a deleted file. If you cannot restore the file from your computer’s recycling bin, here’s what to do. Gmail has a positive reputation when it comes to spam filtering. Using them as your email provider in tandem with your email client means you can enable their anti-spam features, which are superior to Hotmail and Outlook. Every antivirus software is different, so you’ll want to look up how to specifically enable Outlook with the software you’re using.
TrustedTech is dedicated to being a reliable resource for all software and technology support needs. Our relationship to the Microsoft Partner Network allows us to provide competitive pricing and https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html authentic software and support, all with a much-needed human element. A lot of times, a user will click on something by accident and change their view and be unsure of how to get it back.
The maximum number of distribution group members is 100,000 members, and the recipient rate limit is 10,000 recipients per day. If you need to increase the number of this limit try the next resolution. Step 1 – The hard limit of recipients for a single email message is 300. Reduce the number of recipients for a single email to less than 300. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth.
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.
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.
For complete information on this error and its solutions, follow our guide on How to resolve the error “0x800CCC13” Outlook cannot connect to Server. When you reinstall Outlook, you are removing the current application from your system and then installing it again. Reinstalling your Outlook client can fix installation errors and common software failures. In case of Outlook crash, re-installing the application is the most recommended method to fix the issue.