Find answers to common questions about genuine Windows software.

See examples of column formula syntax for use in SharePoint lists and libraries.

Add a hyperlink that links to a place in the same presentation, a different presentation, to a web page or site, a new file, and even an email address.

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.

Usa tu cuenta de Microsoft para iniciar sesión en servicios Microsoft, como Windows, Microsoft 365, OneDrive, Skype, Outlook y Xbox Live.

Learn how to extend your PC's battery life using battery saver and other power-saving tips for Windows.

Office for Mac applications automatically check for potential spelling and grammatical errors as you type. If you’d rather wait to check spelling and grammar until you're done writing, you can turn off automatic checking, or you can check spelling and grammar all at once.

Learn how to AutoSave your files to OneDrive with Excel, PowerPoint or Word.

When you delete items from a document library or list in Microsoft Teams or SharePoint, they aren't immediately removed. Deleted items go into the SharePoint site recycle bin for a period of time or until they are emptied from the recycle bin.The SharePoint site recycle bin isn't the same as the Windows recycle bin that you see on your desktop.

ถอนการติดตั้งหรือลบแอปและโปรแกรมในแอปการตั้งค่า