The Ultimate Guide to Download 356 Office on Your PC or Mac
How to Download and Install Microsoft 365 or Office 2021 on Your PC or Mac
Microsoft 365 and Office 2021 are the latest versions of Microsoft's popular productivity suite that includes apps such as Word, Excel, PowerPoint, Outlook, OneNote, and more. Whether you need them for work, school, or personal use, Microsoft 365 and Office 2021 can help you create, communicate, collaborate, and organize your tasks and projects.
In this article, we will show you how to download and install Microsoft 365 or Office 2021 on your PC or Mac in a few easy steps. We will also cover some of the pre-installation steps that you may need to do first, such as checking your system requirements and product key. Finally, we will provide some tips on how to troubleshoot common installation issues and enjoy your Microsoft 365 or Office 2021 experience.
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Before You Begin: Check Your System Requirements and Product Key
Before you download and install Microsoft 365 or Office 2021 on your PC or Mac, you need to make sure that your device meets the minimum system requirements for running these programs. You can find the system requirements for each version of Microsoft 365 and Office here:
If your device does not meet the system requirements, you may not be able to install or use Microsoft 365 or Office 2021 properly. You may need to upgrade your device, update your operating system, free up some disk space, or install additional software components.
Another thing you need to check before you download and install Microsoft 365 or Office 2021 is your product key. A product key is a unique code that verifies that you have purchased a legitimate copy of Microsoft 365 or Office. You will need this code to activate your subscription or license after the installation.
You can find your product key in different ways depending on how you purchased Microsoft 365 or Office:
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If you bought it online from Microsoft Store, Amazon, or another retailer, you should have received an email confirmation with your product key.
If you bought it offline from a physical store, you should have received a card or a box with your product key inside.
If you bought it through your work or school, you should have received an email invitation from your administrator with a link to sign in and download and install Microsoft 365 or Office 2021.
If you have lost or misplaced your product key, you can try to retrieve it from your Microsoft account, your order history, or your email inbox. You can also contact Microsoft support for help.
Sign in to Download Microsoft 365 or Office 2021
Once you have checked your system requirements and product key, you are ready to download Microsoft 365 or Office 2021 on your PC or Mac. To do this, you need to sign in to the Microsoft website with the account that you used to purchase or redeem Microsoft 365 or Office.
There are three types of accounts that you can use to sign in:
A Microsoft account: This is a personal account that you can create for free with any email address. You can use this account to access various Microsoft services, such as Outlook, OneDrive, Skype, Xbox, and more. If you bought Microsoft 365 or Office online from Microsoft Store or another retailer, you should have used a Microsoft account to complete your purchase.
A work or school account: This is an account that is assigned to you by your organization, such as your employer or your school. You can use this account to access various Microsoft services, such as Teams, SharePoint, OneDrive for Business, and more. If you bought Microsoft 365 or Office through your work or school, you should have used a work or school account to redeem your product key.
A different account: This is an account that is not a Microsoft account or a work or school account. For example, if you bought Office Home & Student from a physical store, you may have created a different account to register your product key.
To sign in with the appropriate account, follow these steps:
Go to on your web browser.
Enter the email address and password of the account that you used to purchase or redeem Microsoft 365 or Office. If you are not sure which account to use, try the one that you use most often.
If prompted, enter your product key. You can find it in the email confirmation, the card or the box, or the email invitation that you received when you bought Microsoft 365 or Office.
Choose the language and version (64-bit or 32-bit) of Microsoft 365 or Office that you want to download. The default selection is based on your device and operating system settings. You can change it if needed.
Click on the Download button to start downloading the installation file on your PC or Mac.
Install Microsoft 365 or Office 2021 on Your PC or Mac
After you have downloaded the installation file, you need to run it and follow the on-screen instructions to install Microsoft 365 or Office 2021 on your PC or Mac. The installation process may vary slightly depending on your device and operating system. Here are some general steps that apply to most cases:
Locate the installation file on your PC or Mac. It should be in your Downloads folder by default. The file name should start with "Setup" followed by some numbers and letters.
Double-click on the installation file to launch it. You may see a pop-up window asking for your permission to run the file. Click on Yes, Run, Continue, or Allow depending on what you see.
The installation will begin automatically. You will see a progress bar showing how much time is left until the installation is complete. Do not close the window or turn off your device during this process.
When the installation is done, you will see a message saying "You're all set! [Microsoft 365/Office] is installed now." You may also see some tips on how to get started with Microsoft 365 or Office apps.
Click on Close, Finish, Done, or OK depending on what you see.
Congratulations! You have successfully installed Microsoft 365 or Office 2021 on your PC or Mac. Now you need to activate it with your product key or license before you can use it.
Activate Microsoft 365 or Office 2021 with Your Product Key or License
To activate Microsoft 365 or Office 2021 with your product key or license, follow these steps:
Launch any of the Microsoft 365 or Office apps on your PC or Mac. For example, you can open Word, Excel, PowerPoint, Outlook, OneNote, etc.
You will see a window asking you to sign in and activate [Microsoft 365/Office]. Enter the same email address and password that you used to sign in and download Microsoft 365 or Office 2021.
If prompted, enter your product key. You can find it in the same places as mentioned before.
Click on Next, Continue, or Activate depending on what you see.
You will see a message saying "Your [Microsoft 365/Office] is ready to go!" or something similar. This means that your subscription or license is activated and you can use all the features of Microsoft 365 or Office 2021.
Click on Start Using [Microsoft 365/Office], Explore [Microsoft 365/Office], or OK depending on what you see.
That's it! You have successfully activated Microsoft 365 or Office 2021 with your product key or license. Now you can launch and use any of the Microsoft 365 or Office apps on your PC or Mac.
Troubleshoot Common Installation Issues
Sometimes, you may encounter some errors or problems during or after the installation process of Microsoft 365 or Office 2021. These issues can be caused by various factors, such as incompatible devices, outdated software, corrupted files, network issues, firewall settings, antivirus software, etc.
Fortunately, most of these issues can be fixed easily by following some simple steps. Here are some of the most common installation issues and how to troubleshoot them: