Download and install or reinstall Office 2019, Office 2016, or Office ...
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Reset a forgotten Microsoft account password
How to help keep your Microsoft account safe and secure. Change or reset your Windows password. Accessing the account of someone who has died. Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.
Applies To:
Microsoft account dashboard
Fix your Outlook email connection by repairing your profile
Having trouble connecting to your email from Outlook on your desktop? Follow these steps to let Outlook diagnose and fix errors in your Outlook mail profile that might be causing the issue.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Office for business, Office 365 Small Business, Microsoft 365 admin
Where to enter your Office product key - Microsoft Support
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. Tip: Get tech expertise with Business Assist.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office for business
Receive Remote Assistance Support from Microsoft
Receive Remote Assistance Support from Microsoft. Remote Assistance Support from Microsoft allows a Microsoft support professional in another location to view your computer screen and work on your computer over a secured connection. Protect yourself from tech support scams. Before clicking 'I accept', review the: Agreement for Microsoft Services.
Download Microsoft Authenticator - Microsoft Support
Microsoft Authenticator is a mobile app that helps you sign in to all your accounts without using a password. Notes: Microsoft Authenticator is not available for PC or Mac as authenticator apps are typically designed for smartphones for security reasons. Learn more.
Contact Us - Microsoft Support
Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.
Check the recent sign-in activity for your Microsoft account
If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page. You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.
Applies To:
Microsoft account dashboard
Install Project - Microsoft Support
Talk to your IT department for installation help. Third-party seller: You bought Project from a third-party and you're having problems with the product key. Tip: If you're a small business owner looking for more information on how to get Microsoft 365 set up, visit Small business help & learning.
Applies To:
Project Online Desktop Client, Project Professional 2021, Project Standard 2021, Project Professional 2019, Project Standard 2019, Project Professional 2016, Project Standard 2016, Office for business, Office 365 Small Business, Microsoft 365 admin, Project for Office 365
Outlook.com に対してサインインまたはサインアウトする方法 - Microsoft サポート
Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。.
Applies To:
Outlook.com