Microsoft Office Installation Manuals

OFFICE 365 PROFESSIONAL PLUS

Office 365 Professional Plus – Installation Manual

Set up Office 365 Professional Plus – Sign in & Install

This guide walks you step by step through signing in with the credentials you received by email and installing Office. Your subscription is already included in the account – you do not need a product key or phone activation.

⏱ approx. 10 minutes💻 Windows & macOS🔑 Credentials received by email📶 Internet connection required

Step by step: Sign in & Install

1

Open the sign-in page

In your browser, open login.microsoftonline.com and enter the email address you received from us by email.

Microsoft sign-in page – enter email
2

Click Next and enter the password

Click Next. Then enter the password you received and click Next again.

Click Next
3

Update password (required on first login)

On your first sign-in, Microsoft requires you to change the password. Fill in the fields as described below and then click Sign in.

⚠️ Important: On the “Update password” page, the first field is your current password (the one we sent you). In the second and third fields enter your new, self-chosen password (twice, identical). Keep this new password safe – you will need it for future sign-ins.
Update password – fill in the fieldsClick Sign in
4

Stay signed in

When asked “Stay signed in?”, click Yes so you don't have to sign in again every time you open Office.

Stay signed in – Yes
5

Open the app launcher & “More apps”

You now see the main Microsoft 365 interface. Click the grid icon at the top left (app launcher) and then “More apps”.

App launcher at top leftSelect More apps
6

Install app – Microsoft 365 Apps

Click “Install app” at the top right, then choose “Microsoft 365 Apps”.

Install app at top rightSelect Microsoft 365 Apps
7

Install Office

On the account page, click “Install Office”. The download of the installer starts. Open the downloaded file and follow the instructions to install Office.

Install Office – download starts
✅ The download of the installation file starts automatically. Run the file and wait until the installation is complete.

After installation

After installation, open e.g. Word and sign in with the account you received: File → Account → Sign in. This links Office to your subscription and fully activates it.

✅ Recommendation: after signing in, restart the PC once and then continue working as usual.

Already have a Microsoft account? Add a second account

If you already use a Microsoft account in Office, you can easily add the new Office 365 account as well. In Word or Excel, open File → Account and select “Switch account” or “Sign in with a different account”. Add the new Office 365 account there. You can switch between accounts at any time.

Direct download

Alternatively, you can download the installer directly:

Download Office directly (EN)

Previous
MS Microsoft Office 2024 Standard
Next
OFFICE 365 SINGLE