The user is using Office 365 running in cached mode, anything over a year old is moved to his Archive folder (.PST). You might try renaming the pst and having future items go to a new pst. Have the original available to the user through an archive folder. Sorry, I forgot to mention I’ve ran a full and quick repair but hasn’t fixed the issue.

After finding the errors, their next task is to resolve them. For many types of email accounts, classic Outlook stores your messages in a Personal Folders File (.pst file). For more information, see Repair your Outlook personal folders file (.pst). If you are having sync issues, step-by-step Outlook troubleshooting you can force a manual sync by selecting the Sync button via the View tab on the Ribbon.

A status message appears at the bottom of the message list while Outlook is syncing. For more information, please go to Sync to manually check for new mail and to send messages in Outlook. Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Are you having trouble starting Outlook or receiving "Cannot start Microsoft Outlook. Cannot open the Outlook window" error messages? We can fix the problem for you, or you can use the troubleshooting steps we're providing below to help resolve these startup issues.

Microsoft has released a Windows Hotfix file to remove the contacts folder synced by the Teams app. Some Safari users are unable to add email addresses in the To section, or cannot point the cursor in the To field. Check if your domain is validated according to the new rules of Gmail and Yahoo that will come into effect in 2024. For more detailed information, read our article on SMTP ports.

Then switch to the Processes tab and find all OUTLOOK.EXE items in the list. Click on each OUTLOOK.EXE to select it and hit the "End Process" button. Many step-by-step Outlook troubleshooting users experience the same confusion by asking themselves, "Why is my browser so slow?

For more information, go to Add or remove an email alias in Outlook.com. 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. Some email providers (such as your ISP or even Gmail) won't let you send messages larger than a certain size. Adding pictures and large attachments to your message can prevent you from sending that message (and any messages sent after the large message).

If creating a new profile solves your issue, you can return to the Show Profiles dialog and delete your old profile. If you have Outlook in your startup folder, remove the shortcut from the startup folder. Sometimes outdated or over-protective anti-virus / anti-spam programs can conflict with Outlook or with one of your Outlook add-ins. As a result, the step-by-step Outlook troubleshooting anti-virus blocks the add-in and prevents Outlook from functioning properly.

I am not quite sure when this started, otherwise I would have rolled back updates and/or removed recently installed apps. I recently uninstalled and reinstalled Office but it only made the issue worse. In System Configuration, if you select a check box, the related service or startup program runs when you restart the computer. If the check box is cleared, the service or startup program doesn't run when you restart the computer.

How to Close Unresponsive Outlook on WindowsOpen Task Manager: Right-click on the taskbar and select "Task Manager" or use the Ctrl+Shift+Esc shortcut.Locate Outlook Process: In the Processes tab, find the "Outlook" process.End the Task: Right-click on the "Outlook" process and select "End Task."More items...

This option could be useful if you constantly have to wait for Outlook to rebuild its data file when you restart. To work around the issue, you will need step-by-step Outlook troubleshooting to end all Office processes that are running and disable the presence features. We have tried all things mentioned above (except reconnecting the MS account), but the only solution so far is deleting the users profile.

Restore the add-ins one at a time until the problem does occur to determine which add-in is causing the problem. Although add-ins can enhance your user experience, they can occasionally interfere or conflict with Outlook. Many of these items can be automatically checked by the Classic Outlook Advanced Diagnostics troubleshooter.

If your internet connection is not stable, then there could be a chance that Outlook freezes when sending email. If it does and Outlook starts working properly, then most likely the problem is with one of your add-ins, which leads us to the next step. The first thing we need to do is kill all hanging Outlook processes. To do this, start up the Windows Task Manager either by pressing Ctrl + Alt + Del, or by right clicking the taskbar and choosing "Start Task Manager".

If your Outlook keeps freezing, despite all your effort, it’s time to bring in the professionals. When opening certain messages, Outlook might be loading content from the internet. This can result in delays or even a full Outlook freeze on slower connections. If you can't find a dialog box open, move on to the next step. A step-by-step Outlook troubleshooting vast community of Microsoft Office365 users that are working together to support the product and others. Outlook stores certain data, such as email signatures and the spelling checker dictionary, in the AppData folder.