Both of them are risky: Add an app to the list of allowed apps (less risky). Open a port (more risky). When you open a port in Windows Defender Firewall you allow traffic into or out of your device, as though you drilled a hole in the firewall. This makes your device less secure and might create opportunities for hackers or malware to use one ...

About Windows 11 in S mode. Windows 11 in S mode is a version of Windows 11 that's streamlined for security and performance, while providing a familiar Windows experience. To increase security, it allows only apps from Microsoft Store, and requires Microsoft Edge for safe browsing.

檢查您的藍牙裝置. 確定您的藍牙裝置已開啟、已充電或有新的電池，而且在您的電腦範圍內。. 然後嘗試下列操作：. 關閉您的藍牙裝置、等候幾秒鐘，然後重新開啟其電源。. 確認藍牙裝置在訊號範圍內。. 如果藍牙裝置無回應或回應遲慢，請檢查以確定它沒有 ...

了解有关在 Windows 中通过网络共享文件的信息。 注意: 当你在用户配置文件中共享了某个文件夹中的文件并转到 \\localhost 时，将在这里看到你的用户配置文件及其所有文件。这并不意味着所有文件都已共享，只表示你可以访问自己的所有文件。

选择 “屏幕上方”、“ 屏幕下方”或“ 屏幕上叠加”。 选择 “屏幕上方”或“ 屏幕下方”时，字幕窗口将显示为停靠在桌面上预留空间中的顶部或底部屏幕边缘，并且字幕窗口不会阻止其他应用。当停靠到顶部时，你可能会发现实时字幕在虚拟会议或对话中共享视频时效果良好，而在其他情况下 ...

Explore Phone Link. Become a Windows Insider and get early access to the newest experiences in Phone Link. Learn more about accessibility options to help you use Phone Link in a way that best suits your needs. Learn more about the latest Phone Link features. Find time-saving hacks and explore how you can use Phone Link.

如果不确定自己使用的是哪种 Surface 型号，请参阅 我的 Surface 是哪种型号？ Surface Pro（第五代）图示 不确定哪里是插入接口或如何调高音量？ 我们已准备好为你答疑解惑。 下面一些图示可以帮助你了解相关内容。 耳机插孔

If you're in Outlook select Sensitivity when composing an email on the Message tab. Choose the sensitivity label that applies to your file or email. Note: You'll see Learn more if your organization has configured a website to explain more about their sensitivity labels. To remove an existing sensitivity label, unselect it from the Sensitivity menu.

Check the Xbox services, games, and apps for any service outages.

An external storage device with 10GB or more of free space, depending on how much additional space you need. An internet connection. Here's how to do it: Select Start > Settings > Windows Update . From the Windows Update page, select Fix issues. This opens the Windows update tool that lets you update your PC using an external storage device.