You can disable all Outlook integration within the antivirus software. Or, you can disable any antivirus software add-ins that are installed in Outlook. In System Configuration, if you select a check box, the related service or startup program runs when you restart the computer.
If you want to repair your corrupted PST file, opt for the Cigati PST Repair Tool. It will recover the corruption from your desired PST files. Outlook may remain stuck if other Office applications or processes are running in the background. I’m not certain to which post you’re referring, but everything that’s been mentioned so far can be done directly by the user. No elevated permissions are required to do any of these steps.
The manual https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ solution will uncover the step by step guide on the Inbox Repair Tool (ScanPST.exe). In addition, it turns into leading Outlook errors, which might affect overall productivity and efficiency and can increase downtime. Therefore, users should put some effective solutions into action to deal with inaccessible or damaged PST files as soon as they encounter Outlook issues. OST files in Outlook 365 allow users to access their mailbox data even without an internet connection. But when these files become corrupted—due to system crashes, abrupt shutdowns, or synchronization failures—it can disrupt your workflow and make your mailbox contents inaccessible. This can be particularly problematic for professionals who depend on Outlook for day-to-day communication and scheduling.
If you can open the original Outlook Data File, you might be able to recover additional items. The Inbox Repair tool creates a backup file with the same name as the original, but with a .bak extension, and saves it in the same folder. There may be items in the backup file that you might be able to recover that the Inbox Repair tool couldn’t. The Inbox Repair Tool is an in-built utility from Microsoft to overcome the Outlook PST file corruption issues.
You can also enable the OST file by turning on or turning off the Cached Exchange mode in Outlook. At a higher level, the more visible changes that you see involve folders and messages. 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 is validated. For instructions about how to unhide files and folders, see your operating system documentation.
To edit a shared calendar, go online to your own Outlook.com calendar, open Calendar for Windows 10, or use a mobile device. Read how to Add your Outlook.com account to another mail app. Currently, you can’t use Outlook on Windows to edit calendars that are shared with your Outlook.com account, even if you’ve reconnected your Outlook.com account to Outlook. We’re working to make it possible to edit shared calendars in Outlook 2016 for Windows. Hello, I created a case with Microsoft and the answer appears to be unchecking the Turn on shared calendar improvements option in your Outlook. Customers with only a 3rd party email address set up as the username of their Microsoft Account will be asked to add a 1st party Microsoft alias to their account before accessing Outlook.com.
These Outlook data (PST) files store user’s data, including email messages, calendars, tasks, journals, etc. However, if the SCANPST or Inbox Repair tool fails to repair the PST file, remember to use an advanced Outlook PST repair tool, such as https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ Stellar Repair for Outlook. It can repair corrupt, inaccessible, or encrypted PST files of any size, with complete integrity. In this guide, we will mention the common reasons behind the Outlook PST file corruption and the methods to repair corrupt Outlook PST file with complete integrity and precision.
Each message also has a mini toolbar when you open the message in a new window. For each message, you can delete it, mark https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ it as unread, flag the message, or pin it to keep it at the top of your folder. To show or hide the Folders list, select Show or Hide the navigation pane.
Sometimes outdated or over-protective anti-virus / anti-spam programs can conflict with Outlook or with one of https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ your Outlook add-ins. As a result, the anti-virus blocks the add-in and prevents Outlook from functioning properly. This setting is tied to the following registry data, so this setting can also be configured by an administrator through a modification of the registry. When a message gets stuck in your Outbox, the most likely cause is a large attachment. To release an email stuck in your Drafts or Outbox folder, select one of the sections below. A vast community of Microsoft Office365 users that are working together to support the product and others.
So you should be able to find some help on https://fixoutlookhelp.wordpress.com/2025/10/29/repair-outlook-ost-and-pst-files-2025-guide/ this forum. But it may take a while before someone answers your 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.