If you experience a black or blank screen on your Windows device, try the following: To wake the screen, use one of the following keyboard shortcuts: Windows logo key + P to choose a presentation or projection display mode. Ctrl + Alt + Del to display security options. For a black screen, use the following keyboard shortcut: Windows logo key ...

Where can I find my BitLocker recovery key? BitLocker likely ensured that a recovery key was safely backed up prior to activating protection. There are several places that your recovery key may be, depending on the choice that was made when activating BitLocker:

Click File > Options > Proofing, clear the Check spelling as you type box, and click OK. To turn spell check back on, repeat the process and select the Check spelling as you type box. To check spelling manually, click Review > Spelling & Grammar. But do remember to run spell check. Spelling and grammar errors can seriously undermine what you're ...

Learn how to run Windows Update Troubleshooter to resolve errors downloading or installing Windows updates.

Windows 11 Windows 10. Most of the advanced display settings from previous versions of Windows are now available on the Display settings page. Select Start > Settings > System > Display. If you want to change the size of your text and apps, choose an option from the drop-down menu next to Scale. Learn how to change just your text size in Make ...

To change the power mode, select Start > Settings > System > Power & battery. For Power mode, choose the one you want. Note: You might not be able to change the power mode when a custom power plan is selected. If you can’t set the power mode in Power & battery settings, open Control Panel, select System and Security > Power Options, then ...

请确保麦克风已连接到电脑。. 选择 "开始 >设置> 系统 > 声音"。. 在 " 输入"中，选择要测试的麦克风。. 在 "输入设置 "中，查看 对 着麦克风说话时输入音量。. 如果在说话时移动栏，则你的麦克风将正常工作。. 如果未看到栏移动，请转到测试 麦克风， 然后 ...

If you have turned on passwordless, two-step, or multi-factor authentication for your account, use the following steps to sign-in: Enter your username at the sign-in prompt and select Next. Select Send notification. You will be prompted to Check your Authenticator app and may also be shown a number. On your mobile device, open Authenticator, or ...

要打开截图工具，请选择“ 开始 ”，输入 截图工具 ，然后从结果中选择该工具。. 选择“ 新建 ”以获取屏幕截图。. 默认情况下选择矩形模式。. 可以通过在工具栏中选择以下选项之一来更改截图的形状：“矩形模式”、“窗口模式”、“全屏模式”和“任意 ...

Select your version of Microsoft 365 below to learn how to activate Microsoft 365. Activate Microsoft 365 or a non-subscription version of Office. Activate Office that's pre-installed on a new Windows device. Activate an Office purchase or offer that's included on a new Windows device. Activate Office from Microsoft Workplace Discount Program.