Windows support hotline

Explore the ways Microsoft can support your digital transformation technical service needs. Explore the ways Microsoft can provide you with flexible technical service options throughout the customer lifecycle. Phone Microsoft for business: 13 20 58 and choose option 2 for the following menu:. Find a Microsoft Partner to guide you on your digital transformation journey. Join a Microsoft community, access knowledge, resources and best practices from Microsoft experts.

Access a wealth of Microsoft support options and resources for Technical Professionals and Developers or raise a Premier support request. Contact Microsoft Find your path to Digital Transformation. For more information, see Who has admin permissions in my business? Type a question or keyword into the text box. If you get a drop-down list, select the one closest to your question, or continue typing your question, then press Enter. Enter a description of your issue, confirm your contact number and email address, select your preferred contact method, and then select Contact me.

The expected wait time is indicated in the Contact support pane. If you bought your subscription through a partner, you first see the contact information for that partner.

Alternatively, select New Microsoft service request at the bottom of the pane. Technical support is provided in English 24 hours a day, 7 days a week. Admins, have your account details ready when you call. To better protect your organization, we added a PIN-based verification step to our existing phone-based verification process.

If you contact us from a number that isn't registered with your organization profile, the Microsoft support representative sends a verification code to the registered email or phone number in your Microsoft admin center profile. If your support phone number isn't listed above, use the drop-down menu below to find the number for your country or region. Business Assist for Microsoft is designed for small businesses to give you and your employees around-the-clock access to small business specialists as you grow your business, from onboarding to everyday use.

To learn more, see Business Assist. With every subscription of Office operated by 21Vianet, 21Vianet support provides technical, pre-sales, billing and subscription support. Support is available both online through the Office operated by 21Vianet portal, and by telephone for both paid and trial subscriptions. Authorized administrators can use the Office operated by 21Vianet portal to submit service requests online and access support telephone numbers.

For instructions, see Contact support. The Office operated by 21Vianet technical support team troubleshoots only those issues that are related to Office operated by 21Vianet. Issues that originate in customer networks fall outside of the Office support boundaries, and in these cases, customers must work with their networking team for assistance.

Self-service support is available for all Office operated by 21Vianet users, and includes troubleshooting tools and videos, help articles and videos, as well as forums and wikis in the Office community.

For more self-help resources, see Learn about Office operated by 21Vianet. Pre-sales support for Office 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, pre-sales support can help you find a Partner, and purchase and sign up for a trial. You can call during local business hours, Monday through Friday. Pre-sales support can be accessed using the same phone number as with technical support. 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 Office operated by 21Vianet portal. Technical support for Office operated by 21Vianet subscriptions provides assistance with basic installation, setup, and general technical usage. Some examples of these issues are listed in the following table.

You can learn how to contact technical support here: Contact support. Technical support does not include troubleshooting third-party services or add-ins. Learn about finding answers from other customers in the Community.

Examples of issue types and severity levels are shown in the following table. Initial response time is based on the severity levels described above. Severity A is available only for technical support. For billing and subscription management support, the highest severity level is B. Assisted support options are for admins of Office subscribed organizations only. If you use Office but you're not an admin, you can still get support in the community forums, or by contacting your admin.

Call support. If you encounter any problem with online request, phone support is available at 86 Equally important is the critical role that the customer's IT department plays in the support of its users. People with administrator roles are the only ones in the customer's organization authorized to access the Admin section of the Office operated by 21Vianet portal and to communicate directly with 21Vianet about Office service requests.

With Office you can designate several types of administrators who serve different functions. This service description uses the generic title administrator to refer to all categories of administrators. For more information about the types of administrator roles, see Assign admin roles in Microsoft for business. 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, he or she should Contact support.

To view feature availability across Office plans, see Office Service Description.