Learn how to reset your PIN if you aren't signed in to Windows and having trouble using your PIN.

How to freeze panes in Excel to keep rows or columns in your worksheet visible while you scroll, or lock them in place to create multiple worksheet areas.

Find the best time to meet with other people, send meeting requests, and book rooms or resources.

Learn how to restore files that have been permanently deleted and are no longer in the recycle bin on Windows 10.

Get the steps for changing your home page in Microsoft Edge, Internet Explorer 11, Google Chrome, Firefox, and Safari.

How to access your Microsoft account? If you have confirmed that your email is a Microsoft account, you can access it by following these steps:

Keeping Bing as your default search engine provides an enhanced search experience in the new Microsoft Edge , including direct links to Windows apps, relevant suggestions from your organization if you’re signed in with a work or school account, and instant answers to questions about Windows.However, you can change the default search engine to any site that uses OpenSearch technology.

The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.

Get an overview of SharePoint. Learn about sites, lists and libraries, permissions, content types and workflows. In addition, read about some of the social features in SharePoint.

Learn how to fix common OneDrive personal or OneDrive for Business sync problems.