Fortunately, with the right Outlook troubleshooting strategies, many of the most common Outlook problems are quite straightforward to troubleshoot. Below, you will see some of the most common issues that users run into, and what the most efficient way to troubleshoot Outlook is. Visit the Technology Help Desk Support page to locate your local campus contact information or to submit an online technology support request. For password issues you must call or visit the Help Desk in person. The maximum number of recipients for an individual email through USNH IT mail servers is 300. If setup failed, choose Change Account Settings.

The Inbox Repair Tool is an in-built utility from Microsoft why is Outlook not opening to overcome the Outlook PST file corruption issues. Users can fix Outlook PST files using this utility, but firstly you need to locate the Inbox Repair Tool (ScanPST.exe) in their system. We are going to share a table below with the default location of this utility for different Outlook versions, like Outlook 2010, 2013, or 2019.

If you could not open your original Personal Folders (.pst) file before you ran Inbox Repair Tool, the following procedures may not work. If it does not work, then unfortunately, you will be unable to recover any additional information. If you could open the file, the following procedure may help you recover additional items from your damaged Personal Folders (.pst) file. Follow these steps to repair your Outlook personal folder file (.pst) by using Inbox Repair tool. Then, you can move the recovered items to your new Personal Folders (.pst) file. To start the Inbox Repair tool manually, locate one of the folders by using Microsoft Windows Explorer, and then double-click the Scanpst.exe file.

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.

While the above-stated methods occasionally make some difference, they are, however, adversely tainted by significant limitations. Hold the Ctrl key and drag-and-drop the items into the folder of why is Outlook not opening the new PST file. Name the new PST file, choose a save location, and click 'OK'. After the repair, a 'Repair Complete' popup will appear