Microsoft 365 lets you use apps like Word, Excel, and PowerPoint. You can set up Microsoft 365 online by signing in to your Microsoft account, redeeming your product key if needed, and installing the apps on your device.
Open your web browser and visit https://www.microsoft365.com/setup.
Sign in with your Microsoft account.
Enter your product key if you purchased a version that includes one.
Follow the on-screen instructions to redeem your product.
Open your Microsoft account services page to find your Microsoft 365 subscription.
Select the option to install Microsoft 365 if your plan includes desktop apps.
Download and run the installation file.
Follow the instructions to complete the installation.
Open Word or Excel on your device.
Sign in with the Microsoft account linked to your subscription to activate the apps.
Check your internet connection if setup does not load.
Make sure you sign in with the correct Microsoft account.
Verify that your product key has not already been redeemed.
Restart your device if installation gets stuck.
Visit the official Microsoft Support website if you still need help.