Blogs
on September 28, 2025
Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. 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.
We have multiple tools to help you automatically diagnose an issue, troubleshoot, and fix problems with Outlook. Contact someone directly by selecting Start chat or Send email. For contacts, you can select Filter in the upper right to Outlook performance fixes select what to display in the list and how to sort.
Availability has recovered, and engineers are investigating the root cause and identifying problematic servers. The team is sweeping all remaining capacity to identify and address residual issues. If you prefer to access Outlook on a desktop, you can try installing a different browser, such as Microsoft Edge.
Outlook stores all your email messages, meetings and events, contacts, and tasks in data files. You can run the Inbox Repair Tool (scanpst.exe) to scan your Outlook data files and repair errors. Outlook caches various files to speed up your app experience. When you have issues with the app, it’s likely the app’s cached files are corrupted. In this case, you’ll have to remove your app’s cache to resolve your issue.
To work around the issue, you will need to end all Office processes that are running and disable the presence features. Restart the Outlook application and check if the issue persists. Further, start the application again to check if the error has been fixed. Here, we have mentioned an overview of all possible troubleshooting solutions. Begin by creating a brand-new profile for Outlook and set it up with a POP email account. If it opens successfully, the problem isn’t with Outlook but with the PST file from your previous account, which can be damaged.
This software also allows to recover Lost Attachments Edited from Outlook. This method using the SCANPST.EXE will not work if the PST Files are in bulk or they are encrypted. In that case, using a professional tool comes to your rescue. It’s also crucial to ensure that the version of Outlook you’re using is compatible with your Windows operating system version.
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. If possible, I would like to make an existing @outlook.com alias into its own primary account. Shows contacts or contact lists depending on what you selected in the left pane.
If ScanPST determines that a specific block of the structure or table is unreadable or corrupted, ScanPST removes it. If that block was part of a specific item in Outlook, the item will be removed when it Outlook performance fixes is validated. It is located in the folder of your original Personal Folders (.pst) file. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support.
These additional steps are necessary to ensure optimal rendering and functionality in various versions of Outlook. To view the full code snippets or take a deep-dive into the world of ghost columns, check out our fluid hybrid design guide and our explanation of ghost tables. While most <a href="https://torino.com.mx/user/LonaBoykin572/">Outlook performance fixes</a> email clients will respect your CSS, Outlook will not respect CSS to resize images. That’s why it’s important when resizing images to define the attributes in HTML for Outlook.
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. Try these troubleshooting steps in the order presented here, from simple to more complicated.
It 'Compresses' or 'Splits' the repaired PST that reduces further chances of corruption. Stellar Repair for Active Directory (AD) checks, analyzes, and repairs corrupt Active Directory databases. The software restores repaired AD Outlook performance fixes objects on a different machine with same domain name. If you're unable to use the Sign-in Helper to get into your account because your recovery info is wrong or inaccessible, you may not be able to regain access to your account again. You're always welcome to sign up for a new account, but just make sure to keep your new account's recovery info up to date. If the recovery options displayed for your account are out-of-date, go to the "Can't sign in after trying the steps above?" section of this help article for more info.
It supports corrupt Outlook performance fixes BKF/ VHDX files created in MS Exchange 2016 and previous versions. There are multiple recovery modes in the software to repair the Outlook PST files. You can opt for the desired Mode of Recovery, i.e., Standard, Advanced, and Deep, as per the level of corruption in the PST file. With the help of the PST File Repair Software, you can repair the PST file using the Deep Mode that is severely damaged to a great extent. The Cigati PST File Recovery software is a powerful tool that can handle even severely damaged Outlook email files.