Download and install or reinstall Office 365 or Office 2016 on a PC or Mac by Gajendra Verma

Download and install or reinstall Office 365 or Office 2016 on a PC or Mac

Before you begin, make sure your PC or Mac meets the system requirements. (The steps below are for Office 365 and Office 2016. For install help with older versions, see 2013, 2010, 2011, or 2007.)

Office for home Some Office for home products come with a product key. If yours did, before installing Office for the first time, sign in with an existing or new Microsoft Account and enter your product key at office.com/setup. Redeeming your key is what links your account with Office so you only have to do this once. Already did this? Go to Step 1.

Office for business 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 Office 365 product or license do I have? Office 365 admins responsible for this, see Assign licenses to users.

Install on a PC

Step 1: Sign in to download Office

Go to www.office.com and if you’re not already signed in, select Sign in.
Note: If you bought Office for personal use through your company’s Microsoft HUP benefit, you may not be able to sign in here. Find installation help at Install Office through HUP.
Sign in with the account you associated with this version of Office. This account can be a Microsoft account, or work or school account.
Forgot your account details? See I forgot the account I use with Office.
After signing in, follow the steps that match the type of account you signed in with.
You signed in with a Microsoft account

From the Office home page select Install Office.

Select Install. (For Office 365 subscribers, you may be on the Overview page and need to select Install Office> first.)
Tip: To install Office in a different language, or to install the 64-bit version, depending what shows on your screen, select the link Language, 32/64-bit, and other install options or Other options. Choose the language and bit version you want, and then select Install.
You signed in with a work or school account

From the Office 365 home page select Install Office apps (If you set a different start page, go to aka.ms/office-install.)

Select Office 2016 to install the 32-bit version, or Other install options to install the 64-bit version or to select a different language.
Tip: Select your language, and then to install 64-bit, under Version select Advanced, choose 64-bit, and then select Install.
Office should now begin downloading. Follow the prompts in Step 2 to complete the installation.
Don’t see an install option after signing in? There could be an issue with your account. Select Need help? from above and review the section Account questions.

Step 2: Install Office

Depending on your browser, select Run (in Edge or Internet Explorer), Setup (in Chrome), or Save File (in Firefox).
If you see the User Account Control prompt that says, Do you want to allow this app to make changes to your device? select Yes.
The install begins.

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.
Follow the instructions in the window to find your Office apps. For example depending on your version of Windows, select Start and then scroll to find the app you want to open such as Excel or Word, or type the name of the app in the search box.

Installation or sign in issues?

If you’re having installation issue such as Office taking long to install, try Need help? for a list of common issues.

Step 3: Activate Office

Start using an Office application right away by opening any app such as Word or Excel. Can’t find Office after installing?
In most cases, Office is activated once you start an application and after you click Accept to agree to the License terms.

Office might activate automatically. However, depending on your product you might see the Microsoft Office Activation Wizard. If so, follow the prompts to activate Office.

If you need activation help, see Activate Office 365, Office 2016, or Office 2013.

Install in MAC

Step 1: Sign in and install Office

Go to www.office.com and if you’re not already signed in, select Sign in.
Note: If you bought Office for personal use through your company’s Microsoft HUP benefit, you may not be able to sign in here. Find installation help at Install Office through HUP.
Sign in with the account you associated with this version of Office.
Tip: Depending how you got Office, this account can be a Microsoft account or work or school account. If you forgot your account details, see I forgot the account I use with Office.
On the Office home page, do the following depending on your version of Office.
Select Install Office > Install if you signed in with a Microsoft account.

Select Install Office Apps > Office 2016 if you signed in with a work or school account.

This begins the download of Office. Follow the prompts on your screen to complete the install.

Don’t see an install option after signing in? There could be an issue with your account. Select Need help?from above and review the issues listed in the section Account questions.

Step 2: Install Office

Once the download has completed, open Finder, go to Downloads, and double-click Microsoft_Office_2016_Installer.pkg (the name might vary slightly).

Tip: If you see an error that says the Microsoft_Office_2016_Installer.pkg can’t be opened because it is from an unidentified developer, wait 10 seconds and then try double-clicking the installer package again. If you’re stuck at the Verifying…. progress bar, close or cancel the progress bar and try again.
On the first installation screen, select Continue to begin the installation process.