Which Microsoft Office Do I Need

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A Microsoft account is required to install and activate Office versions 2013 or later, and Microsoft 365 for home products. You might already have a Microsoft account if you use a service like Outlook.com, OneDrive, Xbox Live, or Skype; or if you purchased Office from the online Microsoft Store. If you don't have a Microsoft account yet, you’ll be asked to create one the first time you install or activate your copy of. First, check to see if you are eligible for Office Office 365 Education, which is free for qualified teachers and students, and includes Word, Excel, PowerPoint, OneNote, Microsoft Teams, and other classroom tools from Microsoft.

When you buy a subscription to Microsoft 365 for business, you sign upfor a set of apps and services that you pay for on either a monthly oran annual basis. The applications and services that you receive as partof your subscription depend on which product you purchased, such asMicrosoft 365 Apps for business or Microsoft 365 Business Standard. Youcan see what comes with each product on the Microsoft 365 for small and medium-sized businesses page.

When you buy a subscription, you specify the number of licenses that youneed, based on how many people you have in your organization. After youbuy a subscription, you create accounts for people in your organization,and then assign a license to each person. As your organizational needschange, you can buy more licenses to accommodate new people, or reassignlicenses to other users when someone leaves your organization.

If you have more than one subscription, you can assign licenses todifferent people for each subscription. For example, you can assign all of your users to all Microsoft 365 applications and services as partof a Microsoft 365 Business Standard subscription. You can also assign a subset of users to Visio Online through a separate Visio subscription.

How many devices can people install Office on?

Package

If your subscription includes any of the following products, each person can install Office on up to five PCs or Mac, five tablets, and five phones.

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  • Microsoft 365 Apps for business
  • Microsoft 365 Apps for enterprise
  • Microsoft 365 Business Standard
  • Microsoft 365 Business Premium
  • Microsoft 365 A3
  • Microsoft 365 A5

Do You Need Microsoft Office

  • Microsoft 365 E3
  • Microsoft 365 E5
  • Office 365 A1 Plus
  • Office 365 A3
  • Office 365 A5
  • Office 365 E3
  • Office 365 E5

What happens when you assign a license to someone?

The following table lists what automatically happens when you assign a license to someone:

If the subscription has this serviceThis automatically happens
Exchange Online
A mailbox is created for that person.
To learn about the SLA for this task to be completed, see 'Setting up...' messages in the Microsoft 365 admin center.
SharePoint Online
Edit permissions to the default SharePoint Online team site are assigned to that person.
Skype for Business Online
The person has access to the features associated with the license.
Microsoft 365 Apps for enterprise
The person can download Office apps on up to five Macs or PCs, five tablets, and five smartphones.

Understand licenses for non-user mailboxes

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You don't need to assign licenses to resource mailboxes, room mailboxes, and shared mailboxes, except when they are over their storage quota of 50 gigabytes (GB). For more about non-user mailboxes, see the following articles:

  • Shared Mailboxes in Exchange Online for all other Microsoft 365 plans.

Who can assign licenses?

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Different types of admins can work with licenses in different ways, depending on their roles. The following table lists the most common options. For a complete list of admin roles and privileges, see About admin roles.

Admin roleAssign a licenseUnassign a licenseBuy more licensesDelete an account
Billing admin
No
No
Yes
No
Global admin
Yes
Yes
Yes
Yes
License admin
Yes
Yes
No
No
Service Support admin
No
No
No
No
User admin
Yes
Yes
No
Yes

Related content

Buy or remove licenses for your business subscription (article)
Assign licenses to users (article)
Unassign licenses from users (article)
Remove a license from a shared mailbox (article)