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. When you start Windows normally, several applications and services start automatically and then run in the background. These applications and services can interfere with Outlook. A Selective Startup or "clean boot" process can help you identify problems that are caused web site by application conflicts.

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.

In some scenarios, doing so fixes the "Outlook will not open" issue. However, if installing updates doesn’t fix the problem, then try to repair your Office programs. Then, you can try to start Outlook 2016 in Safe Mode and then check which add-in is causing Outlook issues, disabling that add-in.

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. 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. A vast community of Microsoft Office365 users that are working together to support the product and others. If you are having issues sending email, this might be due to validation issues with your Microsoft Account. Some customers may not be able to see their Profile, Account or Sign Out options when selecting their picture on the top toolbar.

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.

Sometimes, when Outlook isn’t working right, a simple restart can help. When you turn your computer off and on again, Outlook and your computer may web site solve many problems. As a result, it helps to clear out any issues or things that might be causing trouble, like when you clean up a messy room. So, if Outlook isn’t working well, try restarting your computer first—it might do the trick.

Also, this specific kind of situation is rare, and it will always be entered in the ScanPST log file. If ScanPST determines that a specific block of the structure or table is unreadable or corrupted, ScanPST removes web site it. If that block was part of a specific item in Outlook, the item will be removed when it is validated. It is located in the folder of your original Personal Folders (.pst) file.

If you're having problems sending or receiving email, read how to Fix Outlook.com email sync issues. The maximum number of recipients for an individual email through USNH IT mail servers is 300. If you try to send to more than 300 recipients in a single send, you will get an error similar to "This message wasn't delivered to anyone because there are too many recipients. The limit is 300." 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.

Running the /resetnavpane command removes all customizations to the navigation pane. It's not uncommon, and you can easily make Microsoft's email and calendar app open with a few simple fixes. We’ll show you what to do on your Windows 11 or Windows 10 PC.

Add an Outlook.com alias to your account and send email to Gmail users using that alias. For more information, go to Add or remove an email alias in Outlook.com. If you can't choose any of the menu options, type inside an email message, calendar event, or contact, Outlook may have frozen.

This can be done by repairing the file from the root levels. According to Microsoft, the Inbox Repair tool doesn't connect to or analyze data stored in an Exchange mailbox. It only looks for errors (corruption) and, if there are any, permits those tools to fix them.

Once this step is complete, the user will land in their Outlook inbox and be able to use all Outlook functionality with this new email address. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile. To access the calendar shared with your Microsoft 365 for business account, you'll need to accept the invitation from Outlook on the web, iOS, or Android.

If the issue is more complex than updating Outlook for your Mac, you need to go for other techniques. There is a chance that the problem may have been generated due to settings issues of your tool. To resolve this, it is best to delete the Outlook preference files on your Mac. First, you need to determine the type of data file Outlook is using (pst/ost).You can look in the default location, or use Outlook to help you find it. The above-mentioned steps would help to repair Outlook 2016 if there is any functional issue with the application.