Learn how to manage your Microsoft devices. Add, remove, register, or rename a device on your Microsoft account.

There are two ways to open Registry Editor in Windows 10: In the search box on the taskbar, type regedit, then select Registry Editor (Desktop app) from the results.

Obtenga información sobre cómo instalar, reinstalar o activar Microsoft 365 u Office 2019 en un equipo PC o Mac.

Get help with signing in, changing passwords, creating and sending mail, deleting mail, creating folders, and more in Outlook on the web.

トレーニング: Microsoft の個人、職場または学校のアカウントで Office.com にサインインします。 その方法については、このビデオをご覧ください。

You can choose which apps will start automatically when you start your device.

Find out how to install the latest driver for your printer. If you recently upgraded Windows, your printer driver might need to be reinstalled.

Learn how to use antivirus protection in Windows Security to protect your Windows PC against malware, viruses, and other threats.

Learn how to troubleshoot Windows activation errors. Browse common activation errors and learn what you can do to fix them.

Learn how to install Office 2013 on your PC or Office for Mac 2011.