These steps are for businesses that have the Office 365 Business Premium Plan. 

1. Create Office 365 accounts and add your domain

In this step, you use the Setup wizard to create accounts and add your own domain. The wizard lets you personalize everyone’s user ID and email for your business, like [email protected].

Click here to go to the Office 365 admin center.

To start the wizard, choose Go to setup and follow this guide Office 365 Admin Set Up using Setup Wizard

To learn more, see Assign Office 365 License to User Accounts and Add a domain to Office 365

2. Install Office

Once you’ve created accounts for other people in your business, you and your team members will be able to install the full desktop version of Office (Word, Excel, Outlook, etc.). Each person can install Office on up to 5 PCs or Macs.

1. Go to portal.office.com/OLS/MySoftware.
2. Sign in with your Office 365 user account.
3. Choose Install.

Need more detailed steps or want to install the 64-bit version of Office? See Step-by-step installation instructions.

3. Import email

Move your existing email and contacts from other email systems to your Office 365 mailbox so you can see it all in one place.

For migration options, Migrate email and contacts to Office 365.

4. Connect email accounts

You can connect other email accounts to Outlook, too, such as your Gmail and Yahoo accounts. This lets you manage all of your email in one place. You can connect up to 5 email accounts to Outlook.

1. Sign in to Office 365 with your work or school account at www.office.com/signin.

2. Choose Mail.

3. On the Outlook navigation bar, select Settings  > Options.

4. In the left pane, choose Mail, and under Accounts, choose Connected accounts.

Not all features are available in every region. If you don’t see the Connected accounts option, this feature may not be available for your account.

1. On the Connect your email account page, enter your full email address, such as [email protected], and the password of the email account you want to connect to Outlook.

2. Choose OK.

IMPORTANT: If you get a message that Outlook couldn’t connect to the server for your other account, choose Back and make sure you entered the correct email address and password for your account. Typos are really common!

Need more detailed steps or help? See Connect email accounts in Outlook on the web (Office 365).

4. Install Skype for Business

You and your team members can download and install Skype for Business on all your PCs, Macs, tablets, and phones. Then you’ll be able to see the online status of your coworkers, start chats from other Office applications, and host video meetings with up to 250 people.

1. Go to https://portal.office.com/OLS/MySoftware.

2. Sign in with your work or school account.

3. Select Skype for Business and choose Install.

4. To learn more, see Install Skype for Business.

5. Set up mobile

Install Office on your mobile device, and set up Outlook to work with your new Office 365 mailbox. Everyone on your team will need to do this step. Each person can install the Office mobile apps on up to 5 phones and 5 tablets.

Get the steps for your device: Android | iOS | Windows Phone

6. Store files online

Office 365 makes online file storage easy. To learn which storage locations are best for your business, see Where you can store files in Office 365.

Everyone gets a OneDrive cloud storage location automatically when you create Office 365 accounts for them. With OneDrive, you can access files across your computers, phones, and tablets.

1. Go to www.office.com/signin.

2. On the Office 365 Home page, choose OneDrive.

3. Upload the files you want to store.