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Change two-step verification settings; Common problems with two-step verification for work or school accounts; Manage app passwords for two-step verification

Help to decide whether you should install the 32-bit Office version or the 64-bit Office version. Which version is right for you depends on how you plan to use Office. Find out about choosing between 32-bit Office and 64-bit Office.

Get tips for how to set up and test microphones in Windows.

新しい Microsoft アカウントを作成して Microsoft サービスを使用する方法について説明します。

Using Authenticator as a way to sign in. If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in:

Get answers to some basic questions about what two-step verification is, and how to set it up and use it to help keep your Microsoft account more secure.

Learn how to troubleshoot and fix Bluetooth audio connection issues in Windows 10 and 11.

How to use the FILTER function in Excel to filter a range of data based on criteria you define.

See how to install Project 2013 and 2016 and Project Pro for Office 365.