From 5718eb01b24243184ba4caf17a46e95ce1f51785 Mon Sep 17 00:00:00 2001 From: Edgardo Gilley Date: Fri, 24 Oct 2025 02:32:10 +0800 Subject: [PATCH] Add Microsoft 365 Outlook Performance Issues Outlook classic for Windows Microsoft Q&A --- ...ook-classic-for-Windows-Microsoft-Q%26A.md | 21 +++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 Microsoft-365-Outlook-Performance-Issues-Outlook-classic-for-Windows-Microsoft-Q%26A.md diff --git a/Microsoft-365-Outlook-Performance-Issues-Outlook-classic-for-Windows-Microsoft-Q%26A.md b/Microsoft-365-Outlook-Performance-Issues-Outlook-classic-for-Windows-Microsoft-Q%26A.md new file mode 100644 index 0000000..2c16f3a --- /dev/null +++ b/Microsoft-365-Outlook-Performance-Issues-Outlook-classic-for-Windows-Microsoft-Q%26A.md @@ -0,0 +1,21 @@ +In some instances, however, one or more Add-ins may cause problems and needs to be disabled. Add-ins can either be removed from the Windows Control Panel or through Outlook itself. Perfectly repair and recover corrupted Outlook PST & OST files. When something goes wrong with Outlook, Microsoft recommends that we start it in Safe mode. + +Find solutions to common problems or get help from a support agent. To get help and troubleshoot other Microsoft products and services, enter your problem here. Some customers may [Fix Outlook Site](https://sites.google.com/view/fixoutlookstuckonloadingprofil/home) not be able to see their Profile, Account or Sign Out options when selecting their picture on the top toolbar. Some users may not be able to empty their Deleted Items folder. We will update this article as soon as we have more information on a fix. While we fix the problem, you can send the file as a OneDrive link. + +To learn more about how to share your feedback, see How do I give feedback on Microsoft Office. Visit Firefox support to learn how to Disable or remove Add-ons. If you access your Outlook.com account through the iOS Mail app, you may be repeatedly asked to enter your username and password. We're aware of an issue where some users see the error message "Your message can't be displayed right now". + +If you decide you don't want the calendar you created, right-click the calendar and select Remove. Each message also has a mini toolbar when you open the message in a new window. 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. To show or hide the Folders list, select Show or Hide the navigation pane. Find solutions to common problems or get help from a support agent. + +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. + +Select More to see additional actions—for example, an option to print a message. If you want to learn about printing, see Print attachments received in email messages. 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. We have recently received some reports of users who are experiencing issues with subscribing to .ics/ical calendars. We're aware of an issue where some users see the error message "Your message can't be displayed right now". + +Get Help has troubleshooters for classic Outlook for Windows you can run for many common scenarios, such as Outlook startup or profile setup problems. These often help resolve issues without the need to contact support. To import contacts from other email services, export contacts, or clean up duplicate contacts, select an option from the Manage contacts menu. You can view more than one calendar at a time, add other calendars, choose which calendar to display, Fix Outlook Site and create new calendars. When you try to accept a shared Outlook.com calendar using your Microsoft 365 for business account in Outlook 2016, you might receive the "Something went wrong" error or your sign-in might fail. Some customers may not be able to see their Profile, Account or Sign Out options when selecting their picture on the top toolbar. + +Solutions to Troubleshoot 'Out of Memory or System Resources' ErrorCheck Resource Usage. ...Restart and Update Outlook. ...Optimize System Resources for Outlook. ...Find and Remove Faulty Add-ins from Outlook. ...Increase the Size of the Memory Heap. ...Rebuild the OST File.Apr 7, 2025 + +Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities. To install the latest Windows and Office updates, click the link below. If you can't open Outlook, or Outlook disappears or crashes, one of your add-ins may be to blame or you may need to update Outlook. 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. + +This means Outlook will run with limited features and without any add-ins enabled. After that, Outlook will check for and install any available updates. Once the Outlook update process is complete, reopen the Outlook application. + +To reduce the number of items that are stored locally, limit the synchronization window that's used for shared folders. 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. In Sync Window Settings, adjust the number of months of data that are synced for the primary shared calendars. Use the Turn on shared calendar improvements option for users who have edit permissions to a shared calendar to improve performance. \ No newline at end of file