How does Microsoft storage work? - Microsoft Support
Learn about the quotas and differences between Microsoft storage and email storage.
Applies To:
Outlook.com, Microsoft account dashboard, Microsoft Teams personal, OneDrive (home or personal), OneDrive for Mac, OneDrive for Windows
CONCATENATE function - Microsoft Support
Learn how to concatenate text strings in Excel using the CONCATENATE function. Our step-by-step guide makes it easy to join two or more text strings into one.
Applies To:
Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Fix problems detaching or attaching your Surface Book keyboard
If you're having trouble detaching or attaching your Surface Book keyboard, here are some steps to try to get things working again.
Surface help & learning
Choose from a variety of Surface devices and accessories to get help.
Family & online safety | Xbox Support
Learn about Xbox online safety so you can manage your family's accounts.
Camera doesn't work in Windows - Microsoft Support
Learn how to troubleshoot when the camera is not working in Windows or you see errors 0xA00F4244 or 0x200F4244.
Everything you need to know to write effective alt text
Learn how to write meaningful alternative text (alt text) for images, charts, and more.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Project Online Desktop Client, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Office 2021, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Office 2019, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Office 2016, SharePoint in Microsoft 365, Sway
Import and export Outlook email, contacts, and calendar
Find the information you need to import to or exporting from Outlook, whether you're using Office 365, Outlook 2016, or a Mac.
Applies To:
Outlook for Microsoft 365, Outlook for Microsoft 365 for Mac, Outlook 2021, Outlook 2021 for Mac, Outlook 2019, Outlook 2019 for Mac, Outlook 2016, Outlook 2013, Outlook.com
Fix USB-C problems in Windows - Microsoft Support
Learn how to troubleshoot USB-C problems in Windows and fix USB devices, ports, and adapters not working properly.
Set up the Microsoft Authenticator app as your verification method
Set up the Microsoft Authenticator app from the Security info page. Depending on your organization’s settings, you might be able to use an authentication app as one of your security info methods.