查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时，通常需要产品密钥。. 通常，如果购买的是实物 Windows 拷贝，产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上，产品密钥应显示在设备 ...

This might also occur if the device has been moved and the lighting conditions are dramatically different in the new location. To improve recognition, select Start > Settings > Accounts > Sign-in options > Facial recognition (Windows Hello) , and then select Improve recognition. If you are having a problem with Windows Hello facial recognition ...

To fix problems using Windows Update: Select Start > Settings > System > Recovery > Fix problems using Windows Update. After you select the Reinstall now option, choose if you want to allow the PC to automatically restart 15 minutes after the installation completes. Select OK when you’re ready to start the installation.

Sign in to Outlook on the web with your work or school account. Go to outlook.office.com. 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. Follow any two-factor authentication prompts you may have previously set up for this account.

Mettez à jour Windows. Windows 11 vous permet de choisir quand et comment obtenir les dernières mises à jour, pour assurer la sécurité et le bon fonctionnement de votre appareil. Pour gérer vos options et afficher les mises à jour disponibles, sélectionnez Rechercher les mises à jour Windows. Vous pouvez également sélectionner ...

Use voice typing to talk instead of type on your PC. Windows 11 Windows 10. Windows 11 Windows 10. With voice typing, you can enter text on your PC by speaking. Voice typing uses online speech recognition, which is powered by Azure Speech services.

To open your audio device settings: In Teams, select Settings and more > Settings . Select Devices . In Devices, select Manage devices to connect or disconnect your audio devices. In Audio settings: Select the connected speaker you want to use from the Speaker dropdown menu.

Select Create installation media (USB flash drive, DVD, or ISO file) for another PC, and then select Next. Choose a language, edition, and architecture (64-bit or 32-bit), and then select Next. Select USB flash drive, and then select Next. Follow the steps to create installation media, and then select Finish.

Erfahren Sie, wie Sie Sound- oder Audioprobleme in Windows beheben.

选择 “布局 > 分隔 符 > 下一页 ”。. 双击新分区第一页上的页眉或页脚。. 单击“ 链接到前一节 ”以将其关闭，并取消链接上一节中的页眉或页脚。. 注意: 页眉和页脚是单独链接的。. 如果使用的页眉和页脚对于每个部分都是不同的，请关闭页眉和页脚的链接 ...