Screen time reporting shows daily and weekly details about when and for how long your family member used their devices. Gain insight into the amount of time your family member spends on a particular social media app, game or web browser and decide whether you would like to enable screen time limits for any connected devices. To view screen time for a family member, tap Today, then Screen time ...

BitLocker is the Windows encryption technology that protects your data from unauthorized access by encrypting your drive and requiring one or more factors of authentication before it will unlock it.

提示: 如果将 Microsoft 365 应用作为套件的一部分安装，例如 Office 家庭和学生版 或 Microsoft 365，请搜索套件名称。对于独立应用，请按 Project 或 Visio 等应用名称进行搜索。 在大多数情况下，如果单个应用包含在 Microsoft 365 套件中，则无法将其卸载。

Устранение неполадок с аксессуарами Bluetooth. Если вы можете включить Bluetooth, но у вас возникают проблемы со связыванием или использованием аксессуара Bluetooth, см. следующие действия, которые помогут вам устранить ...

You may see an "account frozen" message and icon if you have exceeded your storage allowance and/or haven't signed in for a long time. You just need to get back under your Microsoft storage quota to get access to your files again.

Here are a few different ways to find help for Windows. Search for help - Enter a question or keywords in the search box on the taskbar to find apps, files, settings, and get help from the web.

To check activation status in Windows 11, select the Start button, and then select Settings > System and then select Activation .. Your activation status will be listed next to Activation.. Check activation status in Settings. You'll see one of these activation status messages on the Activation page:

控制器序列号的长度为 14 个字符，并且不包含短划线。 如果从未连接过控制器，或者在最近 48 小时内首次连接，则可能无法识别控制器序列号。; 如果有 Xbox Elite 无线控制器系列 2，则 14 个字符的序列号位于控制器背面下方中间。

重点收件箱. 重点收件箱可帮助你关注最重要的电子邮件。 它将收件箱分隔为两个选项卡 - “重点”和“其他”。 如果邮件不是按你喜欢的方式排序，则可以移动它们并设置来自该发件人的后续邮件的传送位置。

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。