Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.

Remarque : Le meilleur moyen et le plus sûr d’obtenir les mises à jour des pilotes dans Windows consiste toujours à Windows Update.Si vous rencontrez des problèmes avec Windows Update, vous pouvez voir si l’un des liens de Update Windows peut vous aider en premier.

If you don't have a digital license or product key. If you don't have a product key or digital license, you can purchase a Windows 10 digital license after installation finishes. Follow these steps to make a purchase: Select the Start button, then select Settings > Update & Security > Activation .

When you need to protect the privacy of an email message, encrypt it. Encrypting an email message in Outlook means it's converted from readable plain text into scrambled cipher text.

检查你的版本. DirectX 是许多 Windows 游戏都需要的一种多媒体技术套件。 如果你的电脑未安装正确版本的 DirectX（产品包装盒上应标有所需的版本），游戏可能无法正常运行。

You can play a data DVD on PCs and some DVD players. The device must support the file types that you add to the disc, such as WMA, MP3, JPEG, or WMV. Choose this option if you have a lot of files that won’t fit on a single CD because a data DVD has a lot of space. Use this for music, pictures, and videos

解决激活错误. 如果 Microsoft 365 无法激活，其最后会变为未授权，且 Microsoft 365 的所有编辑功能都会被禁用。 Microsoft 可能由于多种原因变为未授权。

プレゼンテーションを開始する [スライド ショー] タブの [スライド ショーの開始] グループで [最初] を選択します。1 台のモニターで PowerPoint を使用しており、発表者ビューを表示したい場合は、左下のコントロール バーの [スライド ショー] ビューで を選んで、[発表者ビューを表示] を選び ...

Eye control is available in Windows 11 in all regions. However, the eye control keyboard only supports the EN-US keyboard layout, and some eye control settings are only available in English. The Region and Language settings of your PC don’t need to be changed; they don’t affect eye control use. Someone to assist you

Type three of the characters shown below, and then press Enter. The line is inserted for the full width of the page. When inserted into a column, the line is inserted to match the width of the column.