Microsoft アカウントパスワードをリセットまたは変更する方法について説明します。 忘れた Microsoft アカウントのパスワードに関するヘルプを表示します。

Lists the file formats that are supported in Excel. The topic also includes a list of unsupported file formats and some suggested workarounds.

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

Learn how to troubleshoot problems installing or running games from the Xbox app for PC.

Learn how to share Microsoft 365 Family subscription benefits with up to five people. Manage invitations, devices, and people you've shared Office with.

If you get an email about unusual activity on your Microsoft account, or if you’re worried that someone else might have used your account, go to the Recent activity page.You’ll see when your Microsoft account was signed in during the last 30 days, along with any device or app-specific info.

If you're not automatically signed in with your work or school account, follow the prompts to enter the email address and password for your work or school account.

How to use Storage Sense to free up hard drive space on your Windows device.

When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier.

Este solucionador de problemas ayuda a los clientes cuyos equipos aún no se han actualizado a la versión más reciente (1607) de Windows 10. Esta actualización se lanzará en un primer momento solo para un pequeño conjunto de clientes. Este conjunto se irá ampliando con el tiempo. Los usuarios de Windows pueden iniciar el asistente desde este artículo.