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 ...

In the search box on the taskbar, type Windows Security, and then select it from the results. Select Device performance & health to view the Health report. Note: If your device is managed by your organization, your administrator may not have granted you permission to view Device performance & health. The Health report starts off by showing you ...

Select Start > Settings > Apps > Apps & features. Apps & features in Settings. Select the More icon next to the app you want to fix. Select the Advanced options link under the name of the app (some apps don't have this option). On the page that opens, select Repair if it's available. If it isn't available or doesn't fix the problem, select Reset.

Select Start and type "Windows Security" to search for that app. Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings. Switch Real-time protection to Off. Note that scheduled scans will continue to run. However, files that are downloaded or ...

检查蓝牙设备. 确保蓝牙设备已打开、已充电或具有新电池，并且位于电脑的连接范围内。. 然后尝试执行以下操作：. 关闭你的蓝牙设备，等待几秒钟，然后将其重新打开。. 确保你的蓝牙设备位于有效范围内。. 如果你的蓝牙设备无响应或响应迟缓，请检查以 ...

The Microsoft 365 Access Runtime files are available as a free download in either the 32-bit (x86) or 64-bit (x64) versions in all supported languages. Decide which bit version you need. For more information, see Choose between the 64-bit or 32-bit version of Office. In the following drop-down list, select the language you want, and then click ...

Select the Start button, then select Settings > System > Power & battery > Battery usage. For an app that lets you manage the background activity, select More options (three vertical dots) > Manage background activity. On the settings page for that app, change the setting for Let this app run in the background. Here’s a summary of each option:

In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or, select the Start button, and then under Windows System, select Control Panel.In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLocker. Note: You'll only see this option if BitLocker is available for your device.

Windows 10 更新助手. Windows 10. Windows 10更新助手在您的设备上下载并安装功能更新。. 功能更新，例如 Windows 10 版本 1909（又称作 Windows 10 2019 年 11 月更新）提供新功能，并帮助保持系统安全。. 下载更新助手 后，你将自动获得这些更新。. 如果不想等待自动更新 ...

若要检查更新，请选择“ 开始 > 设置 > Windows 更新 ”，然后选择“ 检查更新 ”。. 如果有可用的更新，可以选择安装它们。. 检查更新. 如果在更新设备时遇到问题（包括以前的主要更新出现问题），请参阅 排查更新 Windows 问题 中的常见修补程序。. 如果Windows ...