Bug fixes, new features, and performance enhancements are released regularly. If you try to delete or move a large number of messages at once, Outlook can appear to freeze, but really, it's working behind the scenes. Check the status bar at the bottom of the screen. If Outlook is performing some operation on hundreds or thousands of messages at once, it might appear to be stuck. Give Outlook a few minutes to finish the process and it should start to work again. To determine whether this problem is caused by a corrupted user profile, create a user profile to see whether the problem still occurs when you use the new profile.

After reinstalling, now it freezes constantly, even when not in use. Roughly every 5 seconds, the window freezes, grays out, and gives a "not responding" message--just as before. But it happens constantly without me even doing anything in Outlook now. Outlook works best when it's up Outlook Fix resource center to date. We recommend setting Windows Update to automatically download and install recommended updates.

Repair an Outlook data file (.pst) fileExit Outlook and browse to one of the following file locations: ...Open SCANPST.EXE.Select Browse to select the Outlook Data File (.pst) you want to scan. ...Choose Start to begin the scan.If the scan finds errors, choose Repair to start the process to fix them.More items...

If so, wait a short time (usually two or three minutes) to see if Outlook Outlook Fix resource center 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 Installing any important, recommended, and optional updates can often correct problems by replacing out-of-date files and fixing vulnerabilities.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.

This issue has been mitigated and we are continuing to monitor the issue to ensure stability. The root cause was the deployment of an incorrect campaign data file, which led to false positive campaign detection. We have since reverted to the right data file and the outbound email flow has returned to a normal state. We also released a new rule that corrected the wrong campaign verdict for all impacted customers during the incident.

We're investigating the issues and will update this page when a fix is available. In the meantime, please use the workarounds suggested for each issue. We can say that you will likely need to reinstall your software and reconfigure the firewall settings. Often there is the option to add sites to a whitelist, and you can give more permissions to Outlook.

It's incredibly common to have Outlook crash because of a corrupted PST file. Add-ins are a pretty frequent culprit for Outlook lagging issues because they are meant to provide additional functionality, but they put additional pressure on loading time. There is nothing worse than when you are working on something important, you go to send off an email, and Outlook freezes or you see that dreaded "not responding" message. Sometimes, it may be your Outlook app itself that is damaged.

If you're still unable to send or receive email, read how to Fix Outlook.com email sync issues. Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com. Whether it’s Outlook configuration, software errors, or any hosting-related challenge, our 24/7 technical experts can provide hands-on assistance. If getting any issues in Mac Outlook and seeking an effective and all-in-one solution, then try the Mac Outlook Recovery toolkit. It supports all Outlook Fix resource center the Mac Outlook files such as OLK14, OLK15, and OLM files. To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device.

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. If your antivirus software isn't up-to-date, Outlook may not function correctly. Start the tool and proceed to the email repair section and add files. Start Registry Editor by Pressing the Windows Key+R to open a Run dialog box. Select such processes and hit the "End Task" button one at a time.

Based on successful completion of an audit and exceeding a customer satisfaction benchmark for assisted support operations. Step 2 - Follow these instructions to install your Office application. Step 1 - Follow these instructions to uninstall your Office applications.

To sum up, we explored several methods to fix "Outlook won’t open" errors. Whether it’s a profile issue, a corrupted PST file, or faulty add-ins, the methods above can help you get Outlook running again. When Microsoft Outlook refuses to open, it’s incredibly frustrating. This issue often stems from common culprits like a corrupted user profile, a damaged data file (PST or OST), or even a minor conflict within its settings or add-ins.