Learn how to find which version of Windows operating system your PC is running and device specifications.

Find out how to back up your apps, files, photos, and preferences on your Windows PC with File History and other tools.

System requirements and setup steps for the Phone Link app

Get started with basic tasks in Excel such as opening a workbook, entering and formatting data, calculating data, and trying some quick analysis features..

Learn how to access and manage your Windows sign in options. Use a password, Windows Hello, or a security key to unlock your device.

The steps below will help you add a Gmail account to new Outlook, or manage an existing account by deleting it or making it your primary account. Add a new Gmail account. On the View tab, select View settings.

Fresh Start in Windows 10 lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact.

Learn how to enable virtualization through the UEFI (or BIOS) of your PC to run the Windows Subsystem for Android or Windows Subsystem for Linux.

Do you need some help installing Quick Assist? For the best experience, download and install the new version of the Quick Assist app from Microsoft Store. If you have problems installing Quick Assist, here are some steps to try to get it installed and working properly.

This page provides phone numbers of Microsoft customer service.