It is therefore crucial that these Outlook errors are resolved as soon as possible. This guide discusses methods to quickly fix the Outlook not opening issue in Windows 10. To repair the PST files, you can use the in-built tool ScanPST, which is provided by Microsoft, but it repairs minor corruptions and files up to 2GB only. So you can opt for an automated solution – Kernel for Outlook PST Repair.
To import contacts from other email services, export contacts, or clean up duplicate contacts, select an option from the Manage contacts menu. Add a contact to your Favorites by selecting a contact in the list, and then selecting Add to favorites. When you add someone as a favorite in People, they'll also show up under Favorites in Mail, and the other way around, provided that the contact has an email address. There might also be a visual alert that a message is unread, has an attachment, or is flagged. This is a lightweight app designed to handle multiple accounts and fairly moderate email use. Having trouble connecting to your email from Outlook on your desktop?
While attempting, the damaged program or an out-of-date can cause this error. You can sort out this issue with the help of some common configurational changes. There is currently no option to revert to the prior behavior, but we would love to hear your feedback to help us with future designs. To learn more about how to send us feedback, please see How do I give feedback on Microsoft Office. You may Official Fix Outlook guide notice that All, Unread , Mentioned and other sort and filtering options, such as By date, and Newest are missing in Outlook above your email list. Please install the Windows 10 Fall Creators Update to fix this issue.
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. Since your app doesn’t open, you’ll have to use another Office app on your PC to trigger the update. This is because when you update one Office app, it automatically updates all other Office apps on your PC. When your cache files are deleted, launch Outlook, and the app should open without problems.
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 it does, the problem is definitely in your antivirus software. In this case, you can either contact its vendor for assistance or simply choose another protection program. When you install Outlook, an Inbox repair tool (scanpst.exe) is also installed on your PC. The Inbox repair tool can resolve problems by scanning your Outlook data files, and repairing errors. To use the Inbox repair tool, exit Outlook, and then follow the steps in Repair Outlook Data Files (.pst and .ost). As your mailbox size increases, more resources are required to open each folder.
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.
In addition to smart repair and Official Fix Outlook guide recovery, the tool allows users to save mailbox items to various destinations like Exchange, Office 365, Gmail, etc. If none of the above methods fixes the ‘Outlook not responding’ problem, then there are chances that the Outlook PST in your Outlook profile is corrupt. In such scenarios, you need to repair the corrupt PST files. Check if the Outlook Will Not Open in Windows 10 error is now gone, by launching Outlook 2016. After you delete the Outlook App Data folder, we suggest you restart your system first and then, open Outlook. When the resetnavpane command is executed, what it does is it resets and removes all the customizations related to the navigation pane.
As @ode2joy said, clearing out the user’s profile usually works, which is a more thorough procedure than just deleting .nst and .ost files. When something goes wrong with Outlook, Microsoft Official Fix Outlook guide recommends that we start it in Safe mode. Simply that Outlook will be loaded without your add-ins and customization files. Originally, the freezing would only occur when I actually tried to do something. So, if I tried to open a message, search my inbox, write a new email, go to the calendar, etc., it would freeze up for about 5-10 seconds at a time. The freezing never seemed to occur when I had Outlook open but was not using it.
Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue. You can create a new Outlook Data File and drag the items in the Lost and Found folder into the new data file. After you've moved all the items, you can remove the Recovered Personal Folders (.pst) file, including the Lost and Found folder. To create a new Outlook Data File, go to Create an Outlook Data File. The steps to access the repair tool vary depending on your operating system. 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.