Or, you can disable any antivirus software add-ins that are installed in Outlook. Be aware that if you are connecting to an Exchange Server mailbox, your mailbox or your email messages are already being scanned by antivirus software on the server. Optionally, if you have a Microsoft Exchange online archive, you can move items to that archive or create retention policies to automatically dispose of older items. For more information, see You may experience application pauses if you have a large Outlook data file. These issues might occur if a mailbox contains https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html lots of folders or there are lots of items in any one folder. There’s no hard limit to how many folders a mailbox can contain or how many items a folder can contain.
To adjust the number of days of data that are synced for shared folders, add the following registry values. These keys don’t clean up older Calendar content that was already downloaded. However, this method can be effective if you’re willing to clear offline items and resync your Calendar (instead of bulk deleting old items). If you already have the Calendar in the profile, you have to clear the Offline Items after you set the registry keys and restart Outlook. To fix performance issues that affect your Calendar, try the following methods.
Now https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html that you have a better understanding of the potential causes. A vast community of Microsoft Office365 users that are working together to support the product and others. Connect with experts, discuss the latest Outlook news and best practices, and read our blog.
Originally, the freezing would only occur when I actually tried to do something. So, if I tried to open a message, search my inbox, write a new email, go to the calendar, etc., it would freeze up for about 5-10 seconds at a time. Then would work as normal before freezing up again. The freezing never seemed to occur when I had Outlook open but was not using it. If creating a new profile solves your issue, you can return to the Show Profiles dialog and delete your old profile. If installing the latest updates didn’t resolve your issue, move on to the next step.
This software also allows to recover Lost Attachments Edited from Outlook. This method using the SCANPST.EXE will not work if the PST Files are in bulk or they are encrypted. In that case, using a professional tool comes to your rescue. It’s also crucial to ensure that the version of Outlook you’re using is compatible with your Windows operating system version.
This tool easily fixes the problem and is purely safe to use. If you tried the above method and found no results, here is the other fix you can attempt. This fix simply tells you to get the compatibility preferences disabled on your Outlook. Follow the steps below and see if it works wonders. Perfectly repair and recover corrupted Outlook PST & OST files. After performing the steps, check if the error persists.
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.
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 to be missing. If you can’t choose any of the menu options, type inside an email message, calendar event, or contact, Outlook may have frozen. There are three steps you can take to try to get Outlook working again. TrustedTech delivers unbeatable customer service, with experts in licensing and high-level technicians always on-call to answer your tech issues in-depth. Our Account Managers and Distribution Team fulfills orders quickly and efficiently, giving our customers digital downloads in record time so they can move on to their next big project.
If you can’t find a dialog box open, move on to the next step. You must have at least three user accounts on the computer to complete these steps. This includes the new account you created. If Outlook is in use by https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html another process, this information is displayed in the status bar at the bottom of the screen.
You can follow the tips listed below to repair Outlook data file errors. If you have email messages in an email program, you must import your email messages https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html and addresses to the new user profile before you delete the old profile. If everything is working correctly, you can now delete the old profile. Your user profile is a collection of settings that let you customize the computer appearance and performance. It contains settings for desktop backgrounds, screen savers, sound settings, and other features. User profiles help make sure that your personal preferences are used when you log on to Windows.
One of the most common problems that users often face is the “Outlook keeps not responding” error. This message is commonly displayed when Windows is not able to communicate quickly enough with a program running on your computer. https://office365emailfix.blogspot.com/2025/10/fix-outlook-not-sending-or-receiving.html Against this backdrop, a list of possible reasons that might cause Microsoft Outlook freezing or Outlook not responding has been detailed for you below. As your mailbox size increases, more resources are required to open each folder. If you have a large number of items in any single folder, you may experience performance issues during certain operations. For more information, see Outlook performance issues when there are too many items or folders in a cached mode .ost or .pst file.