タスク バーの右側にある Network アイコンを選択し、[明るさ] スライダー 移動して明るさを調整します。(スライダーが表示されない場合は、下の「注」をご覧ください)。 PC によっては、現在の照明の状態に基づいて Windows で自動的に画面の明るさを調整できます。

Learn how to install Skype for Business on your Windows computer, mobile device, or Macintosh.

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

了解如何减小 PowerPoint 演示文稿的大小。

Training: Learn how to create a spreadsheet, enter data, and create a chart in Excel.

Microsoft made a commitment to provide 10 years of product support for Windows 7 when it was released on October 22, 2009. This 10-year period has now ended, and Microsoft has discontinued Windows 7 support so that we can focus our investment on supporting newer technologies and great new experiences.

Get more information about managing your Xbox subscriptions, issues with billing, and more.

Smart App Control is a feature of Windows 11 that helps to block malicious, untrusted, or potentially unwanted apps from running on your device.

Training: With Microsoft Access, you don't have to be a developer to create a database to help your team work more efficiently. Watch this online video to see how.

Turning on the Memory integrity setting would block these incompatible drivers from loading. Because blocking these drivers might cause unwanted or unexpected behaviors, the Memory integrity setting is turned off to allow these drivers to load.