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  • Delila Swader
  • 3347983
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Opened Sep 29, 2025 by Delila Swader@delilaswader7
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Outlook performance issues in a Cached Exchange Mode ost or .pst file Outlook Microsoft Learn

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. Availability has recovered, and engineers are investigating the root cause and identifying problematic servers.

Use Tasks to create, manage, and track things you want to get done. You can learn more about the new and classic tasks in Outlook.com by going to Use To Do App to manage tasks in Outlook. At the top of step-by-step Outlook troubleshooting the message list, you can choose how you want to view the list. There might also be a visual alert that a message is unread, has an attachment, or is flagged.

I want it to open automatically whenever I open my laptop. 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.

Follow the steps below to disable Outlook’s compatibility mode. You may face issues in loading Outlook Profile if you lack Administrative privileges. Must open Outlook with the administrative privileges (Run as Admin). Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.

Therefore, to resolve the problem we have to first understand the reasons why Outlook Web is not working. Shows contacts or contact lists depending on what you selected in the left pane. Select step-by-step Outlook troubleshooting a contact or contact list to view details in the contact card on the right. You can also select multiple contacts—for example, to send an email to the selected contacts. To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device.

Sometimes, antivirus real-time scanning can slow Outlook down. Configure your antivirus software to exclude Outlook files or processes from real-time scans to avoid interference. 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. You might need to set Windows Update to automatically download and install recommended updates. Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities.

If you are having issues sending email, this might be due to validation issues with step-by-step Outlook troubleshooting your Microsoft Account. We are aware that some users may not be able to receive email from Gmail accounts. We're aware of an issue where some users see the error message "Your message can't be displayed right now". If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues.

In the Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder. Although the repair process might recreate some of the folders, they may be empty. The Lost and Found folder contains any folders and items step-by-step Outlook troubleshooting recovered by the repair tool that Outlook can't place in their original structure. We've streamlined search to make it easier than ever to find what you're looking for. The new Outlook Attachment Preview feature lets you see your pictures and files without leaving your inbox.

I'm having an issue with one Outlook 365, the program open and get stuck at loading the user profile, any profiles. Microsoft Outlook is an excellent application with a wide range of features. With Outlook, you can access email, calendar, contacts, and more in step-by-step Outlook troubleshooting a single app, making it user-friendly. Still, like other apps, Outlook also runs into issues sometimes.

Contact someone directly by selecting Start chat or Send email. For contacts, you can select Filter in the upper right to select what to display in the list and how to sort. If you decide you don't want the calendar you created, right-click the calendar and select Remove. Under Calendars, My calendar is the default selection and displays the calendar in Month view.

You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Where outlook is step-by-step Outlook troubleshooting installed there is an application called SCANPST.EXE. You can also try typing "run" in the search bar, and then enter outlook.exe /safe into the run bar.

After performing the method start Outlook again to check if the method has worked and eliminated the error. Now, that you know the reason for the Outlook Profile being stuck, it should be easier to choose the right methods to fix the issue. Sometimes, Outlook might not work if other Office-related processes are still running. You can end all office-related processes in task manager to ensure a fresh start. Corrupted Outlook files are a common cause related to Outlook. To rectify/repair it, Microsoft has provided an inbuilt utility called Scanpst.exe.

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Reference: delilaswader7/3347983#2