Learn how to download and install Microsoft 365 or Office 2021 on a PC or Mac with a Microsoft account, work or school account, or product key. Find solutions for common installation issues and activation problems.

Learn how to download and install Microsoft 365 apps like Word, Excel, Teams, and PowerPoint on your PC or Mac. Follow the instructions in the browser and sign in with your Microsoft 365 account to activate the apps.

We would like to show you a description here but the site won’t allow us.

Learn how to download and install Microsoft 365 offline on a PC with a slow or unreliable internet connection. Follow the steps for your plan (Office for home or Office for business) and activate Office after installation.

Learn how to download and install or reinstall Office 2019, 2016, or 2013 on your PC or Mac. Find out how to activate Microsoft 365, troubleshoot issues, and access subscription benefits and training.

Learn how to sign in to the Microsoft 365 admin center and choose Office software to install on your device. Follow the steps to run the installation file and allow changes to your device.

If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription.

After you've signed up for Microsoft 365, you and your employees can install your Office apps. From the admin center, select Office software . Choose a language, and then select Install .

Microsoft 365 and Office Home & Business 2019 can be installed on either a Mac or PC. Learn how to install or reinstall Office through the Workplace Discount Program.

For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card. Learn more.