Start Outlook in safe mode to fix "Processing" screenIn Windows 10, choose Start, type Outlook.exe /safe, and press Enter.In Windows 7, choose Start, and in the Search programs and files box, type Outlook /safe, and then press Enter.In Windows 8, on the Apps menu, choose Run, type Outlook /safe, and then choose OK.

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. Outlook caches various files to speed up your app experience. When you have issues with the app, it’s likely the app’s cached files are corrupted.

Some customers may experience a delay when trying to create a new email address, or alias, for their Outlook.com account. Although it's not possible at the moment to turn the feature off entirely, you can choose to remove it from your favorites list by right clicking the folder and selecting Remove from Favorites. We have recently received some reports of users who are experiencing issues with subscribing to .ics/ical calendars. This fix will also lead to a reduction in the total number of contacts on your contact list. We will ensure that all information is retained and only contacts with matching information in all fields will be cleaned up.

Ask a question and find solutions from Support Agents, MVPs, Engineers, and Outlook users. Now all you need steps to fix Outlook not opening to do is to untick the add-ins and close the dialog. 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.

You can automatically repair your Office program files to resolve such problems as Outlook freezing or not responding. To manage your mailbox by reducing the size of the Outlook data file, see Reduce the size of Outlook Data Files (.pst and .ost). Many of these items can be automatically checked by the Classic Outlook Advanced Diagnostics troubleshooter.

Our 9 working solutions will help you fix steps to fix Outlook not opening the "Outlook Not Responding" issue and bring your Outlook back to life. The solutions work for Outlook 365, 2021, 2019, 2016, 2013, and earlier versions. If installing the latest updates didn't resolve your issue, move on to the next step. 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. If Outlook is performing some operation on hundreds or thousands of messages at once, it might appear to be stuck.

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.

No matter how well written add-ins are (and even Outlook itself), there will always be the occasional Outlook problem that doesn’t seem to go away or may not be related to add-ins at all. You can read how to fix your Outlook problem on the internet, but sometimes the suggestions don’t work for your specific case. So, we have produced this list of general things to try to resolve your problem in Outlook.

You can opt for the desired Mode of Recovery, i.e., Standard, Advanced, and Deep, as per the level of corruption in the PST file. With the help of the PST File Repair Software, you can repair the PST file using the Deep Mode that is severely damaged to a great extent. steps to fix Outlook not opening The Cigati PST File Recovery software is a powerful tool that can handle even severely damaged Outlook email files.

If your account is affected, be sure to secure your account and update your recovery information. "I had a large PST file that was causing Outlook to crash. Cigati handled it like a breeze. The software is user-friendly and provides clear instructions. I'm so glad I found this tool." If your Microsoft account recovery request wasn't granted, you can keep trying as many times as you want, up to two times per day.

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. Turn off all the add-ins, close Outlook, and reopen it (not in Safe Mode). If it opens correctly, you can enable the add-ins one by one. After turning on each one, close and reopen Outlook to see if it loads correctly. It will help pinpoint the troublesome add-in you can remove or replace.

There are quite a few different causes for this, but one of the most common is a defective add-in. Here’s how to disable add-ins in Outlook even when it keeps crashing. You have successfully created a Distribution Group. The maximum number of distribution group members is 100,000 members, and the recipient rate limit is 10,000 recipients per day. Step 1 - The hard limit of recipients for a single email message is 300. Reduce the number of recipients for a single email to less than 300.

If you try to perform other actions while Outlook is in use, Outlook may not respond. Let the task in process finish its job before you try another action. Performance may be decreased if you use the Outlook AutoArchive feature or sync to Outlook with a mobile device. These steps are provided in a specific order based on commonality and complexity. If the troubleshooter can't fix your issue, or if you'd like to fix it yourself, see the next section. Create your account and connect with a world of communities.