Assistance for billing and subscription management issues is available online Outlook won’t sync emails solution 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. For billing and subscription management support, the highest severity level is B. Presales support for Microsoft 365 operated by 21Vianet provides assistance on subscription features and benefits, plan comparisons, pricing and licensing, and helps to identify the right solution to meet your business needs.

In addition, presales support can help you find a Partner, and purchase and sign up for a trial. Presales support can be accessed using the same phone number as with technical support. Initial response time is based on the severity levels described in Technical support case handling.


If the previous steps haven’t resolved the issue, you may need to remove and re-add your email account. This can fix problems caused by incorrect account configurations or corrupted data. In this article, we’ll explore the main causes of email synchronization problems and provide step-by-step solutions to fix the


I wanted to send a large pdf file (20Mb).While sending I disrupted this process (turned off pc?). As a result my pst-file was corrupted and my outlook could no longer be started/opened.This tool fixed PST-file. To access the calendar shared with your Microsoft 365 for business account, you'll need to accept the invitation from Outlook on the web, iOS, or Androi


Use the Microsoft 365 shared computer activation (SCA) troubleshooter to enable shared computer activation for Microsoft 365 applications. Use the Microsoft 365 sign-in troubleshooter to help resolve sign-in issues encountered with Microsoft 365. Use the Excel check troubleshooter to resolve Excel for Windows startup, hang, or crash issues. If you have a disorganized folder or keep too many files, it’s easy to make the mistake of deleting the wrong file and sending it to the recycle bi


If after running the Remote Connectivity Analyzer Office 365 issues are not fixed, try using Microsoft Support and Recovery Assistant. This tool should be installed on a computer as a Outlook won’t sync emails solution standalone application. After installing and running the application and entering the Office 365 account credentials, run tests to identify the problem and find the needed solution. Follow the instructions provided by the assistant to find and resolve Microsoft Office 365 problems. We'll look at related data and reports from other organizations to see how widespread the issue is, and if it originated with our servic


I exported from Oulook 365 a folder with a lot of e-mails, ans had a .pst 2,28 Go file. I could of course import the pst file in Outlook, but I did not wanted to do that, in order to avoid duplicates in Outlook. So, I used Toolbox recovery to convert the pst file Outlook won’t sync emails solution in msg, ans I copied and paste the msg files in Outlook, and it worked perfectl


My Outlook PST files (30+GB) were still accessible but running off a hard-drive that had started to fail with bad sectors. I was unable to clone the drive or copy the PST files to a new location. Recovery toolbox was able to rebuild my data files as a new data file on a replacement drive location and continue to use my mail file after the recovery process. Tried many other recommended solutions but none were able to help with the recovery apart from the recovery toolbox for outlook. As a result of the online service, you get a working PST file with a copy of the contents from the corrupted database, ready to be imported into a new Microsoft Outlook profile. The preview option assures you that the target folders and messages are really recoverabl


Office 365 Service Health is an online tool, available for organizations, accessible only by administrators, Outlook won’t sync emails solution in Office 365 Admin Center. There you can see possible Office 365 issues, and advice on how you can resolve them. If you try to enter the wrong password too many times, and you didn’t set up a recovery email you can lock access to your account. If that happens you have to verify that this account belongs to you before you can change password, and to do that you need to fill out the Microsoft account recovery form. Service health is the online tool available for Office 365 for organizations (if you have work and school Office 365 accounts). Only Office 365 administrators can access this tool in the Office 365 admin cente


We will ensure that all information is retained and only contacts with matching information in all fields will be cleaned up. To check if you have received the fix, review your contact list to confirm duplicates have been removed. This issue has been mitigated and we are continuing to monitor the issue to ensure stability. The root cause was the deployment of an incorrect campaign data file, which led to false positive campaign detection. We have since reverted to the right data file and the outbound email flow has returned to a normal state. We also released a new rule that corrected the wrong campaign verdict for all impacted customers during the inciden