Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.

查找有关 Windows 操作系统的帮助和操作方法文章。 获取对 Windows 的支持，并了解安装、更新、隐私、安全等方面的信息。

Press and hold (or right-click) the MP4 file you want to play, select Open with, and then choose your preferred file player from the list of applications.

Windows 10, version 2004 and Windows Server, version 2004 update history; End of service statement; December 14, 2021—KB5008212 (OS Builds 19041.1415, 19042.1415, 19043.1415, and 19044.1415)

Excel makes it easy to crunch numbers. With Excel, you can streamline data entry with AutoFill. Then, get chart recommendations based on your data, and create them with one click.

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

قبل البدء، تأكد من أن جهاز الكمبيوتر Windows 11 يدعم Bluetooth. لمزيد من المعلومات حول كيفية التحقق، راجع إصلاح مشاكل Bluetooth في Windows.إذا كنت بحاجة إلى مساعدة في إضافة جهاز بدون قدرات Bluetooth، فشاهد إضافة جهاز إلى كمبيوتر Windows.

Microsoft has added OAuth support for Yahoo! accounts in the Windows 10 Creators update. To install the Creators Update now, go to the software download site, and select Update now.For more information about the update, see Windows 10 Creators Update is here.. If you have a Japanese Yahoo! email account you will need to do the following:

Download and install Skype for Business on your PC. Sign in to and out of Skype for Business. Set up an audio device for Skype for Business. Set up and troubleshoot Skype for Business video

La mayoría de las impresoras requieren instalar el último controlador para poder funcionar correctamente. Si acabas de actualizar desde una versión anterior de Windows, el controlador de impresora podría funcionar con la versión anterior, pero podría no funcionar correctamente o simplemente no funcionar con Windows 10.