Preparing for Office 365 deployment? See how we did it. Microsoft IT Showcase can help. Learn more

Explore Office technical information, programs, and services. Whether you’re an experienced IT pro or just getting started, find what you need to evaluate, set up, and use Office 365.


After you purchase, deploy, and begin to manage Office 365, you can count on Microsoft to provide you with support. We’re constantly seeking ways to improve the IT support experience.
Discover your support options for Office.

Did you know? The Office 365 Network community can be an excellent source of support from your peers and internal Microsoft resources.


Office Support

Find helpful answers from Office help and training. Contact real people. Learn simpler ways to work. Get help with a product. Review top solutions. Contact us.


Support options for Office 365 for business

With your Office 365 subscription you get a global network of experts with decades of knowledge about Microsoft productivity and collaboration tools, for our enterprise customers we recommend more enhanced support services through Premier Support for Office 365 and Microsoft Services.


Programs and services

Office 365 for business support – admin help page, go to the Office 365 support page

Contact Office 365 for business support

Need technical, billing or account support for Office 365 for business? Our team is ready to help with links to online help and community forums for everyone plus online and phone support for admins.

Connect to help
Office 365 network logo, join the discussion on the Office 365 Network on Yammer
IT Essentials

Support from your peers

Join the Office 365 Network to discuss support questions with technical professionals from other businesses around the world and the Microsoft teams that built the products.

Join the discussion
A toolbox and tools icon, get guidance and templates for managing Office 365
IT Resources

IT Resources

Office provides resources that support the job you need to do. Our Resources content includes guidance and templates that help with adoption, communications, usage and productivity scenarios, and service updates.

Get the resources

Detailed resources and related programs

Office 365 for business admin help diagram, go to business admin help

Business Admin Help

Get help with admin tasks for Office 365 for business.

Visit Admin Help
Self-service password reset tool logo, go to the administrator password reset instructions for Office 365

Reset admin password

If you're an admin and you've forgotten your Office 365 password, you can reset your own password by selecting Can’t access your account? on the Office 365 sign-in page or going to the self-service password reset tool.

Read the password reset instructions
Office Help page, get instructions for uninstalling Office 365

Uninstall Office 365

When you need to uninstall Office 365 for any reason, Microsoft provides step-by-step guidance for completing this task from the Control Panel or by using the Microsoft Fix it tool.

Get uninstall instructions
Reporting dashboard, go to your Office 365 account on the Microsoft Online Portal
Information Hub

Microsoft Online Portal

Are you looking for help for your Office 365 plan? Log into your account on the Microsoft Online Portal and click the Support tab.

Go to the portal
Ask Learn Solve community icon, open the Microsoft Office community site

Microsoft community

Microsoft Community is a free community and discussion forum for asking and answering questions about using your Microsoft products. This community is open to everyone.

Visit the Office community
Microsoft Mechanics logo, open a list of Microsoft Mechanics videos about Office 365
IT Essentials

Microsoft Mechanics

The official show from Microsoft highlighting the latest capabilities and innovations across Office, Azure, Windows and Surface devices.

Watch the Office videos
Office blogs logo, read Office blog posts about Office 365
Information Hub

Office Blogs

Blogs that bring you coverage of the latest and greatest information about Office products.

Read blogs
MVP program logo, go to the Most Valuable Professionals information page
Information Hub

Office Most Valuable Professionals

MVPs are community leaders committed to helping others get the most from their Microsoft technologies.

Learn more

Frequently Asked Questions

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Yes. If you need to upgrade, you can transition your account to a different plan. For example, you can upgrade from an Office 365 Business plan to an Office 365 Enterprise plan.

In most cases, you can use the Switch plans wizard in your Admin center to upgrade your plan. If your subscription has more than 300 users or if you used a prepaid card to purchase your plan, the Switch plans wizard is not available. Plans that are not eligible for the Switch plans wizard can be upgraded manually. Learn more about upgrading Office 365 plans.

NOTE: When you upgrade your account, your domain name is transferred to your new account, whether you brought your own domain name to the Office 365 account or you set up a domain name with Office 365.

Yes, you can mix and match Office 365 plans. Please note that there are some license limitations at the plan level. The Office 365 Business, Business Essentials, and Business Premium plans each have a limit of 300 users, while the Enterprise plans are for an unlimited number of users. For example, you can purchase 300 Business Premium seats, 300 Business Essentials seats, and 500 Enterprise E3 seats on a single tenant.

You can cancel your subscription at any time. However, depending on the product and the type of subscription you have, there may be a penalty for canceling before the end of your contract. For subscriptions with a monthly commitment payment, there is no penalty for canceling your contract at any time. Annual commitment subscriptions that are paid month to month may incur some penalties if canceled early. Annual commitment subscriptions that are paid up front do not receive a refund if canceled prior to the full contract period. Read the complete Microsoft Online Subscription Agreement.

Your data is yours. If you decide to cancel your Office 365 subscription, you can download your data—for example, your email and documents on team sites—and save it to another location. You should save your data before you cancel. After you cancel your subscription, data associated with your Office 365 account will be available to your administrator(s) in a limited function account for 90 days.

Go here to change your password.

Microsoft experts are trained IT and development companies that can help you move to Office 365 or develop custom solutions for your business. You can find a listing of all of our Microsoft experts in Microsoft Pinpoint.