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on December 15, 2025
Therefore, users should put some effective solutions into action to deal with inaccessible or damaged PST files as soon as they encounter Outlook issues. In the Folder Pane, you might see a folder named Recovered Personal Folders that contains your default Outlook folders or a Lost and Found folder. Although the repair process might recreate some of the folders, they may be empty.
A virus or antivirus software issue can wreak havoc on your system, and Outlook won’t escape unscathed. 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. To create a user profile, you must first create a user account.
In this case, you can either contact its vendor for assistance or simply choose another protection program. As your mailbox size increases, more resources are required to open each folder. If you have a large number of items in any single folder, you may experience performance issues during certain operations. For more information, see Outlook performance issues when there are too many items or folders in a cached mode .ost or .pst file. When you install Office, an Inbox Repair Tool (SCANSPST.EXE) is also installed on your PC. The Inbox Repair Tool can resolve issues by scanning your Outlook data files and repairing errors.
These Outlook data (PST) files store user’s data, including email messages, calendars, tasks, journals, etc. Due to the sudden rise of some unavoidable reasons, the PST file can get corrupted or become troubleshoot Outlook errors inaccessible, and users need to fix Outlook data files (.pst) to prevent critical disruptions. We have shared everything on the manual and professional ways to fix Outlook data files or Personal Storage Table (PST) in this blog. Also, we go over the stepwise working procedure of both solutions and the reasons behind PST file corruption issues. The Inbox Repair tool or ScanPST.exe is not a convenient way because of multiple restrictions. The best solution to avoid manual challenges and complete this task effectively is the Shoviv Outlook PST Repair Tool.
Outlook may fail to open email due to corrupted Outlook profiles, add-ins, damaged OST/PST files, or outdated software. Antivirus conflicts and system issues can also cause startup errors or loading failures. This startup issue often appears when profiles get corrupted, damaged Outlook files, add-ins conflicts with system updates or antivirus.
Also, ensure that a reliable and trusted vendor provides the Antivirus program you are using. A good Antivirus program has no compatibility issues with Microsoft Office applications. While these Microsoft accounts work in other Microsoft products (e.g. OneDrive, Windows, Xbox), they are non-functional when visiting Outlook.com. Outlook.com (the web version of Outlook) and Outlook apps require a 1st party alias (Outlook/Hotmail/Live/MSN) to send and receive email, use calendar, etc. This kind of error usually indicates some issues on the disk where your Outlook PST file is located.
To create a new Outlook Data File, go to Create an Outlook Data File. You can use the Inbox Repair tool (SCANPST.EXE) to diagnose and repair errors in your Outlook data file. The Inbox Repair tool checks the Outlook data files on your computer to see if they're in good shape. Rohan Wiese is a Technical Content Writer at Aryson Technologies, specializing in databases, e-mail recovery, and e-mail migration solutions. Users now should be mindful of the common causes why users need to fix Outlook data files (PST).
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. You can also add the secondary connected accounts (Gmail, Yahoo, etc.) in Outlook.com as additional accounts in the Outlook profile. If you manually type in the secondary connected account email address in the "From" field, the email is sent as "On behalf of" your primary Outlook.com account. 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 troubleshoot Outlook errors in the background.
There could be multiple reasons for the same, hence various workarounds. Start with the simpler solutions and gradually move to more advanced ones if necessary. Remember to back up your data before making any major changes to avoid data loss. Follow these methods to resolve the Outlook stuck on loading profile issue. Outlook is the most helpful email client for organizations and it has so many common errors also.
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 troubleshoot Outlook errors when a fix is available. In the meantime, please use the workarounds suggested for each issue.
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