Microsoft 365 or Office 2021: Everything You Need to Know About Downloading and Installing
How to Download and Install Microsoft 365 or Office 2021 on Your PC or Mac
Microsoft 365 (formerly known as Office 365) and Office 2021 are the latest versions of the popular productivity suite from Microsoft. They include apps such as Word, Excel, PowerPoint, Outlook, OneNote, and more. You can use them online, offline, or on multiple devices. Whether you need them for work, school, or personal use, they can help you create, communicate, and collaborate with ease.
In this article, we will show you how to download and install Microsoft 365 or Office 2021 on your PC or Mac. We will also cover some of the pre-installation steps, such as checking the system requirements, signing in with your Microsoft account, redeeming a product key, choosing your version and language, activating your subscription or license, troubleshooting installation issues, updating and uninstalling your apps, and getting started with using them. By the end of this article, you will be ready to enjoy the benefits of Microsoft 365 or Office 2021 on your device.
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Before You Begin
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. These are the specifications that your device must have in order to run the apps smoothly and efficiently. You can find the system requirements for each version here:
If your device does not meet the system requirements, you may experience problems such as slow performance, crashes, errors, or compatibility issues. In that case, you may need to upgrade your device, switch to a different version of Microsoft 365 or Office 2021, or use the online versions of the apps instead.
Sign in to Download Microsoft 365 or Office 2021
To download and install Microsoft 365 or Office 2021 on your PC or Mac, you need to sign in with your Microsoft account. This is the account that you use for everything you do with Microsoft, such as Outlook.com, OneDrive, Xbox Live, Skype, etc. If you already have a Microsoft account, you can sign in with it. If you don't have one yet, you can create one for free.
How to download and install Microsoft 365 or Office 2021 on a PC or Mac
Download Microsoft 365 or Office 2021 from your Microsoft account
Enter your product key to setup Office or Microsoft 365
Download and install or reinstall Microsoft 365 or Office 2021 in Portuguese
Microsoft 365 or Office 2021 system requirements for PC or Mac
How to sign in with your Microsoft account for Microsoft 365 or Office
How to create a new Microsoft account for Microsoft 365 or Office
How to install Visio or Project with Microsoft 365 or Office 2021
How to change from a 32-bit version to a 64-bit version of Microsoft 365 or Office 2021
How to uninstall Microsoft 365 or Office 2021 on a PC or Mac
How to activate Microsoft 365 or Office 2021 on a PC or Mac
How to update Microsoft 365 or Office 2021 on a PC or Mac
How to troubleshoot issues with Microsoft 365 or Office 2021 installation
How to manage your Microsoft 365 or Office subscription and billing
How to share your Microsoft 365 Family subscription with others
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How to download and install the latest version of Power Automate with Microsoft 365 or Office. redeeming your product key, you can visit the for more help.
Choose Your Version and Language
After you redeem your product key, you can choose which version and language of Microsoft 365 or Office 2021 you want to download and install on your PC or Mac. The version refers to whether you want the 64-bit or 32-bit version of the apps. The language refers to the display and editing language of the apps.
The 64-bit version is recommended for most users, as it offers better performance and compatibility. However, some older devices or add-ins may not work with the 64-bit version. In that case, you can choose the 32-bit version instead. You can find more information about the differences between the versions .
The language you choose will affect the user interface and the spelling and grammar tools of the apps. You can choose from a variety of languages, depending on your preference and availability. You can also install additional languages later if you need to. You can find more information about the languages supported by Microsoft 365 or Office 2021 .
To choose your version and language, follow these steps:
On the page, after you redeem your product key, click on the "Install" button.
On the next page, click on the "Other options" link below the "Install" button.
Select your desired version and language from the drop-down menus.
Click on the "Install" button again to confirm your choices.
Install Microsoft 365 or Office 2021
After you choose your version and language, you can download and 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 the general steps for both PC and Mac:
On the page, after you choose your version and language, click on the "Install" button to download the setup file.
Locate the setup file in your downloads folder and double-click on it to run it.
Follow the on-screen instructions to complete the installation process.
When the installation is finished, you will see a message that says "You're all set! Office is installed now".
If you have any problems with installing Microsoft 365 or Office 2021, you can visit the for more help.
Activate Microsoft 365 or Office 2021
After you install Microsoft 365 or Office 2021 on your PC or Mac, you need to activate it with your Microsoft account. This will verify your subscription or license and allow you to use all the features of the apps. You only need to do this once for each device you install Microsoft 365 or Office 2021 on.
To activate Microsoft 365 or Office 2021, follow these steps:
Open any of the Microsoft 365 or Office 2021 apps, such as Word, Excel, PowerPoint, etc.
If prompted, sign in with your Microsoft account that you used to redeem your product key.
If asked, accept the license agreement and privacy policy.
You will see a message that says "Your subscription is activated". You can now use all the features of the apps.
Troubleshoot Installation Issues
Sometimes, you may encounter some issues when downloading, installing, or activating Microsoft 365 or Office 2021 on your PC or Mac. These issues can be caused by various factors, such as network problems, device compatibility, software conflicts, corrupted files, etc. Here are some of the most common installation issues and how to fix them:
IssueSolution
You see an error message that says "Sorry, something went wrong"This could mean that there is a problem with your internet connection, your device settings, or your Microsoft account. Try these steps:Check your internet connection and make sure it is stable and fast.
Restart your device and try again.
Sign out of your Microsoft account and sign in again.
If none of these steps work, contact Microsoft support for more help.
You see an error message that says "We can't install the 64-bit version of Office because your computer is not running a 64-bit version of Windows"This means that your device is not compatible with the 64-bit version of Microsoft 365 or Office 2021. You need to switch to the 32-bit version instead. To do this, follow these steps:Go to and sign in with your Microsoft account.
Click on the "Other options" link below the "Install" button.
Select the 32-bit version from the drop-d