Setting Up Microsoft 365 on a New Device

Overview

Microsoft 365 (formerly Office 365) includes Word, Excel, Outlook, Teams, OneDrive, and more. This guide covers installation on a new Windows PC, Mac, and mobile device.

Step 1 — Sign In to the Microsoft 365 Portal

1. Go to portal.office.com
2. Sign in with your work email address and password
3. If prompted, complete multi-factor authentication (MFA)

Step 2 — Install Office Apps on Windows or Mac

1. Once signed in to the portal, click Install apps in the top right corner
2. Select Microsoft 365 apps
3. The installer downloads — run it and follow the prompts
4. Installation takes 5–15 minutes depending on internet speed
5. When complete, open any Office app and sign in with your work account

Step 3 — Set Up Outlook for Email

1. Open Outlook
2. Click File → Add Account
3. Enter your work email address and click Connect
4. Outlook will auto-detect the server settings — enter your password when prompted
5. Complete MFA if required
6. Click Done — your email will begin syncing

Step 4 — Set Up Microsoft Teams

1. Download Teams from teams.microsoft.com/downloads or install from the Microsoft 365 portal
2. Sign in with your work Microsoft 365 account
3. Allow microphone and camera access when prompted
4. Teams will show your organisation's channels and chats

Step 5 — Set Up OneDrive Sync

1. Open OneDrive (pre-installed on Windows 10/11, or download for Mac)
2. Sign in with your work account
3. Choose which folders to sync to your computer
4. Files will now appear in File Explorer / Finder under OneDrive – [Company Name]

Step 6 — Mobile Devices (iOS / Android)

Download the individual apps from the App Store or Google Play:

• Outlook Mobile
• Microsoft Teams
• OneDrive
• Microsoft Authenticator (required for MFA)

Sign in with your work email in each app. Your IT admin may require you to enrol your device in Intune (mobile device management) — you will be prompted automatically.