Microsoft account security info & verification codes
Important: You don't need to remove old security information unless there is an account security risk (e.g. someone else has access to your old mailbox).
Applies To: Microsoft account dashboard
Set up the Microsoft Authenticator app as your verification method
Method. Used for. Authenticator app. Two-factor verification and password reset authentication. Text messages. Two-factor verification and password reset authentication.
Excel not responding, hangs, freezes or stops working
When you run Excel in safe mode, it bypasses functionality and settings such as alternative startup location, changed toolbars, startup folders used by Excel, Excel add-ins, and most COM add-ins. While add-ins can enhance your experience, they can occasionally interfere, or conflict with Excel. You can safe mode troubleshoot in one of two ways:
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Work together on PowerPoint presentations - Microsoft Support
Share your file with others. To invite other people to access your PowerPoint file and collaborate, take these steps: With the presentation open, select the Share button in the top right corner of the ribbon. If you have not yet stored your presentation to OneDrive or SharePoint in Microsoft 365, a message will direct you to do so.
Applies To: PowerPoint for Microsoft 365, PowerPoint for Microsoft 365 for Mac, PowerPoint 2021, PowerPoint 2021 for Mac, PowerPoint 2019, PowerPoint 2019 for Mac, PowerPoint 2016, PowerPoint for iPad, PowerPoint for iPhone, PowerPoint for Android tablets, PowerPoint for Android phones, PowerPoint Mobile
Enforcements | Xbox Support
Find out how to submit a case review and learn more about your Xbox enforcements.
Sync your account in Outlook to the Microsoft Cloud
To enhance your Microsoft 365 experience in new Outlook for Windows, Outlook.com, Outlook for iOS, Outlook for Android, and new Outlook for Mac, you can now sync your non-Microsoft accounts (including their emails, contacts, and events) to the Microsoft Cloud.
Applies To: Outlook 2021 for Mac, Outlook 2019 for Mac, Outlook.com, New Outlook for Windows, Outlook for Android, Outlook for iOS
Use mail merge for bulk email, letters, labels, and envelopes
Data sources. Your first step in setting up a mail merge is to pick the source of data you'll use for the personalized information. Excel spreadsheets and Outlook contact lists are the most common data sources, but if you don't yet have a data source, you can type it up in Word, as part of the mail merge process.
Applies To: Word for Microsoft 365, Word for Microsoft 365 for Mac, Word for the web, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016, Word 2016 for Mac
Change TCP/IP settings - Microsoft Support
TCP/IP defines how your PC communicates with other PCs. To make it easier to manage TCP/IP settings, we recommend using automated Dynamic Host Configuration Protocol (DHCP).
Use Visio Viewer to view or print Visio drawings
Shape data appears in the Properties dialog on the Shape Properties tab. If this tab is blank, the shape doesn't include any data. Print a drawing from Visio Viewer. When you print a Visio drawing with Visio Viewer, it prints from your web browser, not from Visio.. Set up your view of the diagram with the same zoom factor and center point in your browser window that you want to use on the ...
Applies To: Visio Plan 2, Visio Professional 2021, Visio Standard 2021, Visio Professional 2019, Visio Standard 2019, Visio Professional 2016, Visio Standard 2016
Document collaboration and co-authoring - Microsoft Support
When you open a shared document in a desktop or mobile app, it doesn't matter if you're connected or not, you can keep working. If there are others editing the same document, they won't be able to see your changes while you're offline.
Applies To: SharePoint Server Subscription Edition, SharePoint Server 2019, SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, SharePoint Foundation 2013, OneDrive (work or school), OneDrive (home or personal), OneDrive for Business, OneDrive for Mac, OneDrive for Windows