Repair or reset Windows Media Player: If Windows Media Player is not working properly, you can try to repair or reset it to its default settings.To do this, Select Start > Settings > Apps > Installed Apps.. Scroll down and click the three horizontal dots next to Windows Media Player and choose Advanced options, and click the Repair or Reset button. Note that resetting Windows Media Player will ...

注意 为了帮助我们更好地保护你的帐户，请告诉我们购买的人是你家庭中的某人还是你认识的其他人。 你可以提供有关进行此购买的人员以及购买者是在你的帐户还是他们的帐户上进行的其他详细信息。

按此键. 执行此操作. Command + Shift + B. 显示或隐藏收藏夹栏. Command + Shift + C . 打开开发人员工具. Command + D. 将当前选项卡另存为收藏夹. Command + Shift + D. 在新文件夹中将所有打开的标签页另存为收藏夹

ユーザー名. メール アドレス. パスワード. Microsoft アカウントのパスワード。 パスワードが認識されていない場合、または自宅のセキュリティ カメラなどのスマート デバイスに Outlook.com アカウントを追加する場合は、アプリパスワードが必要な場合があります。

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

Note: Some cameras won't appear in the Camera settings page.These include infrared (IR) cameras used for Windows Hello Face authentication, cameras using DirectShow technology (like many apps provided by DSLR or action camera manufacturers so their devices can be used as webcams), and proprietary cameras that aren't managed by Windows—such as industrial cameras and many networked cameras.

Billing & payments. Your dashboard is also where you can: Buy, renew, or cancel a subscription.

Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.

Alternate command key. What it does. Help. Opens the Help system (if any) for the active window. Undo. Cancels the previous action. Redo. Cancels the previous Undo action.

2. Install any applicable firmware updates. If you have a Surface device, see Security issue for TPM on Surface devices for more information and instructions.. If your device is not from Microsoft, locate the device manufacturer of your device in the following table, select the corresponding link, and apply the firmware update that's provide.