Customize site template parts within SharePoint to fit the needs of your organization.

Open Outlook in safe mode. If Outlook won't open, try opening it in safe mode, which disables add-ins.

Learn how to restore a previous version of a file in OneDrive using the OneDrive website.

Learn why you received a notification about unusual activity in your account and what to do next.

Describes the new and improved features of Microsoft Windows Installer 4.5. The article also discusses the issues that are addressed from earlier versions of Windows Installer.

Add your Outlook.com, Microsoft 365, Exchange-based email, or IMAP or POP email account to your Android phone or tablet using the built-in Android Email app.

This page shows info about the activity in your Microsoft account, within the last 30 days.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

The LINEST function calculates the statistics for a line by using the "least squares" method to calculate a straight line that best fits your data, and then returns an array that describes the line.

In PowerPoint, learn how to troubleshoot Designer if you don't see the Designer button, no suggestions are offered, or the button is grayed out.