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6000steps-to-fix-outlook-not-opening
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  • 6000steps-to-fix-outlook-not-opening
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Opened Jan 10, 2026 by Margareta Sayers@margaretasayer
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Outlook 2016 on RDS "Cannot start Microsoft Outlook Cannot open the Outlook window. The set of folders cannot be opened. The attempt to log on to Microsoft Exchange has failed" Email

Recover email that's been removed from your Deleted Items folderIn the left pane of Outlook on the web or Outlook.com, select the Deleted Items folder.At the top of the message list, select Recover items deleted from this folder.Select the items you want to recover, and select Restore. Notes:

I’ve since installed a Windows 2016 server with Office 2024 and I don’t have any more connection problems for the moment. Since making this change, I’m not seeing the errors in Microsoft-Windows-AAD/Operational, however it may be too early too tell. Hello all,Same problem here since Outlook 2016 update on January on RDS 2022, all users are not concerned, but we have more and more users impacted. The cache file is likely corrupt or where it is stored is full.

Outlook support for Windows is the technical support and resources provided by Microsoft for users of the Outlook application on Outlook repair tutorial Windows operating systems. Outlook, part of the Microsoft Office suite, is a personal information manager that includes email, calendar, contacts, and task management features. Support for Outlook on Windows encompasses a wide range of services designed to help users navigate and utilize the application effectively, troubleshoot problems, and enhance their productivity.

The bad news is that the ScanPST.exe program doesn't work for severely corrupted files. You'll need to acquire a recovery tool designed for bigger jobs. Search "PST Repair Tool" and you'll find many reputable programs who know how to fix this Outlook issue.

While Outlook has limited built-in options, they often fail when dealing with severely damaged or orphaned files. It enables you to recover data from damaged OST files and convert them into accessible PST format, preserving the original folder structure and formatting. ScanPST.exe is a useful tool that can help you repair and restore corrupt or damaged PST file. However, it may fail if the PST file is severely corrupt, oversized (larger than 2 GB), and/or encrypted. In such cases, you use an advanced Outlook PST repair tool, such as Stellar Repair for Outlook, to repair severely damaged and/or large PST file with complete integrity and precision.

So you should be able to find some help on this forum. But it may take a while before someone answers your Outlook repair tutorial questions. To update your password in Outlook, see Change or update your email password. If you're having problems setting up your email in classic Outlook, we want to help.

Please install the latest updates on your phone to resolve the issue. Outlook repair tutorial Until you can install the Windows Update fix release, you can set a registry key that will cause Outlook to stop using the local Windows Search service. 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.

It’s recommended to use a strong, unique password for your account and enable two-factor authentication for an added layer of security. But this technique doesn’t work 100% of the time. If Outlook’s customer service team is busy (which is often the case), they may simply ignore your message.

While Outlook’s built-in Inbox Repair tool (ScanPST.exe) can handle minor issues, it often falls short in cases of severe corruption or when dealing with orphaned OST files. In such situations, EdbMails OST to PST Converter provides a more comprehensive and reliable solution. To safeguard against data loss, maintaining regular backups of your OST files is highly recommended. EdbMails allows you to recover data from corrupted, damaged, or inaccessible OST files and supports direct import to Office 365 and live Exchange environments. It works seamlessly across all Windows and Outlook versions, preserving the original folder hierarchy and formatting throughout the recovery and migration process. To regain access to your data, repairing the corrupted OST file becomes essential.

Be aware that you may need your product key if you received one. Microsoft has its own tool for automatically scanning and correcting Office when things go awry. You can read about it and then run the Microsoft Support and Recovery Assistant to see if that helps. It can automatically diagnose issues, troubleshoot, and fix problems with Outlook. A more general version that can also fix Office, Microsoft 365, and other Outlook problems can be found here.

Since Microsoft updates its support processes and offerings regularly, the best first step is always to start with their official support website or the help options within the product you’re using. For the most accurate and up-to-date information, checking the official support documentation from Microsoft and Google is recommended. Microsoft implements several security measures to protect your Outlook account, including encryption, suspicious activity monitoring, and automatic sign-outs after periods of inactivity.

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Reference: margaretasayer/6000steps-to-fix-outlook-not-opening#16