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在 Windows 中更改监视器上的刷新率 - Microsoft 支持
若要启用或禁用 DRR,请:. 选择 “开始 > 设置 > 系统 > 显示 > 高级显示 ”。. 在 “选择刷新率 ”旁边,选择“ 动态 ”选项。. ( 注意 :此选项仅在支持的硬件上可用。. 如果未看到 “动态” 选项,则硬件不支持 DRR.) 如果要禁用 DRR 并使用固定刷新率,可以从 ...
Fix microphone problems - Microsoft Support
Make sure that your microphone or headset is the system default recording device. Here's how to do this in Windows 11: Select Start > Settings > System > Sound. In Input, go to Choose a device for speaking or recording, and select the device you want. To test your microphone, speak into it. In Volume, make sure the blue bar moves to make sure ...
电话链接要求和设置 - Microsoft 支持
如果从电脑启动:. 在任务栏上的搜索框中,键入 “电话链接 ”,然后从结果中选择手机连接 。. 如果尚未使用 Windows 登录,系统可能会要求 登录 Microsoft 帐户 。. 在 Android 设备上安装或打开 连接至 Windows 移动应用。. 为此,请在 Android 设备上打开网络浏览器 ...
Turn Bluetooth on or off in Windows - Microsoft Support
Do one of the following: On the taskbar, select the Network icon. Select the Bluetooth quick setting to turn it On or Off. Select Start > Settings > Bluetooth & devices, then turn Bluetooth on or off. Note: The Bluetooth quick setting only appears on your system when Windows detects a Bluetooth adapter. Open Bluetooth & devices settings.
Install Office 2007 - Microsoft Support
Install Office 2007. Insert your Office 2007 CD into the drive. If the setup wizard doesn’t start automatically, navigate to the CD drive and click SETUP.EXE. When prompted, enter the product key. You can find the product key on the sticker on the CD case or other packaging. If you need help, see Find your Product Key for Office 2007.
Applies To: Office 2007
Add, turn off, or remove extensions in Microsoft Edge
To remove any extension, choose one of the following methods: In Microsoft Edge, select and hold (or, right-click) the icon of the extension you want to remove (to the right of your browser address bar). Select Remove from Microsoft Edge > Remove. To the right of your browser address bar, select Extensions and select More actions next to the ...
Getting started with Microsoft Defender - Microsoft Support
On Windows, Mac, and Android Microsoft Defender can check files or apps you download and install, as well as run scans of files already on your system to spot any malware that may threaten your device. To learn more about anti-malware see Getting started with anti-malware in Microsoft Defender. Tip: Stay up-to-date and install the latest ...
Applies To: Microsoft Defender on Android, Microsoft Defender on iOS, Microsoft Defender on Mac, Microsoft Defender on Windows, Microsoft Defender Online
Add an app to run automatically at startup in Windows 10
Add an app to run automatically at startup in Windows 10. Select the Start button and scroll to find the app you want to run at startup. Right-click the app, select More, and then select Open file location. This opens the location where the shortcut to the app is saved. If there isn't an option for Open file location, it means the app can't run ...
How to download and install the latest printer drivers
If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.
Uninstall or remove apps and programs in Windows
Select Start > All apps and search for the app in the list shown. Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.