Outlook.com、Hotmail、Live、または MSN のメール アカウントにサインインできない場合、サインインまたはサインアウトする方法がわからない場合は、次の解決方法を試してみてください。

You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors.

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

Things to try to fix touchpad problems in Windows 10 and 11. If your touchpad isn’t working, it may be a result of a missing or out-of-date driver.

Learn how to reset or change your Microsoft account password. Get help with a forgotten Microsoft account password.

Download the Microsoft 365 Access Runtime which allows you to run Microsoft 365 Access applications if you don't have the desktop version of Microsoft 365 Access and need to use an application built to run with Access 2010 or later.

To download the offline installer for Internet Explorer 11, choose your language and system below.

Learn how to earn Microsoft Rewards points when you browse the web with Microsoft Edge, search on Bing.com, and more.

Discover how to earn Microsoft Rewards points through various activities and redeem them for exciting rewards.

Xbox Support offers help for Xbox, Game Pass, and billing questions. Get advice and customer service in the Xbox Support community.