1 Outlook performance issues in a Cached Exchange Mode ost or .pst file Outlook Microsoft Learn
Claude Marcell edited this page 2025-10-20 23:48:25 +08:00
This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

After updating Office, you may experience a brief flashing window every hour, which triggers the OfficeBackgroundHandlerRegistration task to start running. In this case, sign in to the Microsoft 365 portal by using your administrator credentials, and then select service health to determine whether other customers are experiencing the same issue. If other customers are experiencing the issue, the issue should end when the service-interrupting event is resolved. If youd like to share any feedback about this article, please let us know.

Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. You can start Outlook in safe mode, disable your add-ins, and then try to open Outlook normally. Starting Outlook in safe mode, which starts Outlook without add-ins loaded, can tell you if an add-in is the source of the problem. For a short intro about how to access and read the Event Viewer in Windows, see this Quick Tip. If these methods dose not work, you can also try a third party tool, Kernel for Outlook PST Repair tool. If anyone finds a more permanent solution, I would appreciate it.

It seems like something went wrong on Microsoft update and they might recall it or fix it, so we might need to wait untill that. We have multiple tools to help you automatically how to stop Outlook freezing diagnose an issue, troubleshoot, and fix problems with Outlook. 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 navigation pane is the leftmost pane in Outlook where you'll find your folder list and the icons to move between Mail, Calendar, People, and Tasks.

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.

Many users frequently report issues with Microsoft Outlook crashing, regardless of whether the installation is new or old. One common issue with Outlook is that it occasionally closes unexpectedly. Running the latest version of Outlook ensures you have how to stop Outlook freezing the most recent fixes and updates.

Now, let us move into the solutions to fix the issue of MS Outlook. Position your company at the center of the tech conversation with spotlight articles, executive interviews, and monthly roundup opportunities. Connect with key decisionmakers, build trust, and expand your brands authority across the B2B tech space. Save the repaired file to PST, MSG, EML, PDF, HTML or export directly to Office 365. This should get you back to business promptly. Select the corrupted PST or OST using the file picker.

We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues. A corrupted profile, a damaged PST file, faulty add-ins, or improper Outlook startup settings often cause this issue. 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). If Outlook worked correctly the last time and nothing has changed about your account configuration, then checking if things work correctly in Safe Mode is a good first step.

Check the status bar at the bottom of the screen to see if another process is running. If so, wait a short time (usually two or three minutes) to see if Outlook starts 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. To install the latest Windows and Office updates, click the link below. Use the classic Outlook connectivity troubleshooter to resolve intermittent connectivity issues.

I used to - now they are just stuck on loading when I double click on them. I can hover and get a preview, but i can't see the whole thing. When the exact reason for the error how to stop Outlook freezing is not known you have to try multiple methods to fix the error. Here, we present you with distinct methods that can help to fix the error.

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 how to stop Outlook freezing a single app, making it user-friendly. Still, like other apps, Outlook also runs into issues sometimes.