Firewalls and antivirus software might prevent you from syncing your email and calendar events. After rebuilding the OST file, it’s important to check for any missing mailbox data. If you find any missing items in the new OST file, you can recover them from the backup OST file using Stellar Converter for OST. This professional OST to PST converter tool can extract data from the backup OST file and convert it into PST file, which you can easily import into Outloo


If these methods do not resolve the issue, we recommend that you rebuild the .ost file. To do this, delete the .ost file, and then let Outlook download the information again from Exchange Server. For more information, Outlook Fix Services troubleshooting see the More information section of this articl

Check out all of our small business content on Small business help & learning. For more information about the availability of support throughout the life of your product, visit the Microsoft Lifecycle Policy. See the table below for the type of support you can get depending on your product.


If everything works for your scenario, you will have to do these steps every time you start Outlook. This suggests that this solution is temporary and only a workaround. Next, activate the function, run this program as administrator, click OK and start Outlook again - there should be no problems. Press Windows + I and in the Settings app select Update & Security. Next, click Check for Updates and install the available update


GE Fanuc is an iconic name in CNC automation and industrial control systems. Their contribution has had a lasting impact on modern CNC machining techniques as well as industrial robotics. We’re a team of tech enthusiasts, repair nerds, and former "I-accidentally-broke-it-now-wha

Issues that originate in customer networks fall outside of the Microsoft 365 support boundaries, and in these cases, customers must work with their networking team for assistance. The administrator is expected to provide initial assistance for the customer's users. However, if the administrator is unable to resolve issues with the help of self-service support resources, they should Contact support. Technical support for Microsoft 365 operated by 21Vianet subscriptions provides assistance with basic installation, setup, and general technical usage. If you're a volume licensing admin but are unable to access the admin center, you can create an online support request. With every subscription of Microsoft 365 operated by 21Vianet, 21Vianet support provides technical, presales, billing, and subscription support.


Users can also convert OST files into various file formats, including PST, HTML, EML, MSG, vCard, etc. It also provides the option to export the Outlook OST file into Office 365 and Live Exchange mailboxes. This software also has a splitter option to Outlook Fix Services troubleshooting split large-sized PST files into smaller ones, helping users prevent oversized PST file issue

Assistance for billing and subscription management issues is available online or by telephone during China business hours (Beijing Time), Monday through Friday. Billing and subscription management support can be accessed using the same phone number and online service request process as with technical support. The support telephone number can be found on the Microsoft 365 operated by 21Vianet portal. 2 Severity A is only available to customers who signed an advanced online service agreement with 21Vianet through a sales account manager.


Two-factor authentication helps protect your account by making it more difficult for someone else to sign in. It verifies your identity using your password and a contact method (also known as security info). For a similar error caused by a different issue, refer to Outlook shows Disconnected in status bar if the last character in legacyExchangeDN is a space. To view the scan log, start Outlook, and then open the Deleted Items folder. Any problems are noted in a message that has "OST Integrity Check" as its Subject. The OST Integrity Check Tool (Scanost.exe) is installed when you install Outlook in the following locations, as appropriate for the Outlook version that you are runnin


A Microsoft account gives you access to all of your Microsoft products and services with just one login. If you can't sign in to your Microsoft account, use our sign-in helper tool below to guide you to the correct solution. Meet the Microsoft 365 Copilot app—your new home for Word, Excel, PowerPoint, Outlook, and more. Your favorite productivity apps, now with the power of AI for home, work, and school. If you can't sign into your Microsoft account, most issues can be identified by our sign-in helper tool. See the table below for the type of support you can get depending on your produc


If a person signs in to Microsoft 365 or Office on your device without a subscription, they will be able to view and print files, but not create or edit files. If you have Microsoft 365 Family, you can share your subscription with five additional people. Each person can sign in to Office using their own Microsoft account on your device to create and edit their own files. You can view and print files, but not create or edit files, until you sign back in. To learn more, see What happens when you sign out of Offic