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In case your Outlook PST is corrupt or damaged, you can always look for third-party Outlook PST Repair Tool to fix the issue. Inbox Repair Tool or ScanPST.exe is a free utility provided by Microsoft. However, for severely corrupted PST files, it’s recommended to use a third-party repair tool. In this regard, we recommend Kernel for Outlook PST repair tool to save your precious time. This kind of error usually https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ indicates some issues on the disk where your Outlook PST file is located.
When this registry key is set, Outlook will use its own built-in search engine. The built-in search will display the message below to indicate it is not using the Windows Search service. The issues documented in this section have been reported after installing the recent updates listed below.
Whenever something goes wrong with Microsoft Outlook, it is strongly recommended to run Outlook in safe mode. If you run Outlook in safe mode, this will allow Outlook to be loaded without the add-ins and other customization files. To run Outlook in safe mode, click on the Outlook icon by pressing the Ctrl key or enter “outlook.exe/safe” in the command line. After that, a confirmation message appears on the screen asking if you want to start Outlook in safe mode. Sometimes when a user tries to search in Outlook, it either returns incomplete results, or returns nothing at all, even if you can see the email normally. Most times, this is caused by a corrupted search index, which you can rebuild.
The issues documented in this section have been reported after installing the recent updates listed below. 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.
Occasionally, classic Outlook tries to run a process in the background. Auto-archive, sending and receiving a very large attachment, or running some of the other mailbox tools can all be done in the background. 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. A lot of times, a user will click on something by accident and change their view and be unsure of how to get it back. If you have Outlook in your startup folder, remove the shortcut from the startup folder.
“COM Add-ins” are modules that add specific features to Microsoft Office products including Outlook. In some instances, however, one or more Add-ins may cause problems and needs to be disabled. Add-ins can either be removed from the Windows Control Panel or through Outlook itself.
However, if the tool freezes or fails to repair the PST file, the best solution is to use Stellar Repair for Outlook. This reliable Outlook PST repair tool can repair large PST files efficiently and quickly, regardless of the severity of corruption. It allows to save the mailbox data from the repaired PST to a new PST file and various other file formats, including MSG, EML, RTF, HTML, and PDF. You can check that the Outlook configuration settings are correct and your internet connection is stable. You may https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ also temporary disable your firewall or antivirus program to check if it’s responsible for the error. If the PST file is corrupted, you can try repairing the file using the Inbox Repair Tool (SCANPST.exe).
Our relationship to the Microsoft Partner Network allows us to provide competitive pricing and authentic software and support, all with a much-needed human element. Sometimes when a user tries to search in Outlook, it either returns incomplete results, or returns nothing at all, even if you can see the email normally. Most times, this is caused by a corrupted search index, which you can rebuild. Keep in mind this does take a while, and it’s usually best done after the user has left for the day. Microsoft has its own tool for automatically scanning and correcting Office when things go awry.
We run a hybrid solution for our mailservers, some are still on prem and others already in the cloud. The mailbox was initialy an on-prem mailbox and then was moved to Microsoft 365. During this state, i am unable to remove it and i had to delete the old profile and create a new one to access my mails. We have recently seen a huge influx of people getting stuck on the blue outlook loading screen, with “loading profile” at the bottom.
Outlook users at times encounter issues and errors when working with the application. By understanding the common Outlook issues, users can swiftly troubleshoot and resolve most of these errors. If there is corruption in the Outlook data file (PST), the solution is to repair the file using the Inbox Repair Tool (ScanPST), which comes pre-installed with Outlook.
The maximum number of recipients for an individual email through USNH IT mail servers is 300. This library of articles provides guidance to troubleshoot and fix errors that you may experience when using Classic Outlook for Windows. For a complete list of articles, browse the navigation pane on the left, or use the search box above the pane to filter by keywords and find help with a specific issue. If classic Outlook repeatedly prompts you for a password during setup, make sure that your caps lock isn't turned on. This can also happen if you've entered your username incorrectly.
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