Expand the Learn more section below for more info. If this is the first time you're installing Office, you may have to complete a set of pre-installation steps first or you may need to follow different steps than what's contained below.
What you do depends if your copy of Office is an Office for home or an Office for business product and whether or not you have a product key you have to redeem, an existing account associated with Office, or a pre-assigned license.
Go to office. Redeeming your key is what adds your Microsoft account to Office and you only have to do this once. If you're renewing a Microsoft subscription with a new product key, use the same Microsoft account you previously associated with your expired version subscription. Tip: Once this is done, anytime you need to install or reinstall Office you can go straight to the next section, Sign in to download Office and select the tab for help to install on a PC or Mac.
Be sure to sign in with the same Microsoft account you used to redeem your product key at office. If your Office for business subscription plan includes the desktop version of the Office apps you won't see an option to install it unless someone in your organization assigned a license to you. Learn how to check this in What Microsoft business product or license do I have? Once you verify you have a license, anytime you need to install or reinstall Office you can go straight to the section below, Sign in to download Office and select the tab for steps to install on a PC or Mac.
You'll sign in with your work or school account for these versions of Office. Some versions of Office such as Office Professional Plus , Office Standard , or a stand-alone app such as Word or Project don't have an associated Microsoft account, or work or school account. The steps to install these versions can be different depending if you got Office through one of the following ways:. Volume license versions : IT departments might use a different method when installing Office for people in their organization.
Talk to your IT department for install help. Third-party seller : You bought Office from a third-party and you're having problems with the product key.
Go to www. Note: If you're using Microsoft operated by 21 Vianet, sign in with your work or school account to login. If you're using Microsoft Germany, sign in with your work or school account to portal. Sign in with the account you associated with this version of Office. This account can be a Microsoft account, or work or school account.
I forgot the account I use with Office. You signed in with a Microsoft account. You signed in with a work or school account. From the home page select Install Office If you set a different start page, go to aka. For Microsoft operated by 21 Vianet go to login.
For Microsoft Germany go to portal. The bit version is installed by default unless Office detects you already have a bit version of Office or a stand-alone Office app such as Project or Visio installed. In this case, the bit version of Office will be installed instead.
To change from a bit version to a bit version or vice versa, you need to uninstall Office first including any stand-alone Office apps you have such as Project of Visio. Once the uninstall is complete, sign in again to www. See Install Visio or Install Project if you need to reinstall those stand-alone apps. This completes the download of Office to your device. To complete the installation, follow the prompts in the "Install Office" section below.
Tip: Don't see an install option after signing in? There could be an issue with your account. Select Need help? If you see the User Account Control prompt that says, Do you want to allow this app to make changes to your device? Your install is finished when you see the phrase, "You're all set! Office is installed now" and an animation plays to show you where to find Office applications on your computer.
Select Close. If you're having an installation issue such as Office taking long to install, try Need help? Try upgrading again and make sure your PC is plugged in and stays turned on. This error might mean that your PC couldn't connect to the Windows Update servers. If you're using a VPN connection to connect to a work network, disconnect from the network and turn off the VPN software if applicable and try upgrading again. The error could also mean there isn't enough free space in the System Reserved partition.
You might be able to fix this problem by using third-party software to increase the size of the System Reserved partition. These are generic errors that might appear any time a Windows update fails.
You'll need to determine the specific error code to investigate how to best resolve this problem. You can find the error code for the failed update by viewing your update history. Look for the update that wasn't installed, note the error code, and then contact Microsoft support.
Free some space on the drive and try again. Get tips for freeing up drive space. Make sure your machine meets the minimum requirements to install Windows. Disable or remove all 3rd party antivirus or antispyware from your system. Disconnect all peripheral devices that are connected to the system, except for the mouse, keyboard and display. When you start Windows by using a normal startup, several applications and services start automatically, and then run in the background.
These programs include basic system processes, antivirus software, system utility applications, and other software that has been previously installed.
These applications and services can cause interference when you attempt to upgrade to the latest version of Windows To help you determine whether a background program is interfering with the upgrade, a "clean boot" may be needed. There are many reasons why you might receive an error message when upgrading or installing Windows 10, but common errors can be fixed with a few steps that you can do on your own.
Note: An upgrade takes your device from an older version of Windows, such as Windows 7 or Windows 8. To upgrade to Windows 10, you need enough space on your hard drive for the installation to take place.
To view how much hard drive space is available on your computer, select the Start button, then in the search box on the taskbar, type File Explorer known as Windows Explorer in Windows 7.
Select the Start button, then in the search box on the taskbar, type device manager. Select the Start button, then in the search box on the taskbar, type command prompt. Learn how. If you continue having problems upgrading or installing Windows 10, contact Microsoft support.
Try repairing your system files: Select the Start button and type command prompt in the search box on the taskbar.
Learn more about the minimum requirements for Windows. Select the Start button. Make sure your machine meets the minimum requirements to install Windows Windows 11 Windows 10 More General fixes Here are some things you can try to fix upgrade and installation errors:. How long doe it take to download upgrade of windows 10? How long will it take for the windows 10 update? How long will it take to complete installation of windows 10?
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How long does windows 10 take to install? Before you begin Review the following important notes: Using this tool will remove all apps that do not come standard with Windows, including other Microsoft apps such as Office.
You will not be able to recover removed apps and will need to manually reinstall them later if you want to keep them. You may lose your digital licenses, digital content associated with applications, or other digital entitlements for applications as a result of using the tool, which may impact your ability to use apps you paid for or app-related content you paid for.
Please make sure you have the following: An internet connection to download the tool and the Windows 10 image. Internet service provider fees may apply. Sufficient data storage available on the computer you are clean installing. Note that the download and image is over 3GB. Check these things on the PC where you want to clean install Windows Make sure you meet the system requirements. Learn more at Windows 10 Specifications. If you just purchased a new device that includes Office , please see Download and install Office Home, Personal, or University on your PC for information on reinstalling Office after the clean installation of Windows.
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