KB4023057: Update Health Tools—Windows Update Service components
Important: If your device is out of support, it is no longer receiving security updates from Microsoft and may become more vulnerable to security risks and viruses.Therefore, we strongly recommend that you update to the latest version of Windows. Each version of Windows is supported for 18 months.
Pin apps and folders to the desktop or taskbar - Microsoft Support
To pin apps to the taskbar. Select Start , select the arrow next to All apps, right-click the app, then select More > Pin to taskbar.
激活 Windows - Microsoft 支持
若要在 Windows 11 中检查激活状态,请选择“开始 ”按钮,然后选择“设置 > 系统 ” ,然后选择“激活 ”。 。 激活状态将在“激活”旁边列出。 在“设置”中检查激活状态. 你将在“激活”页面上看到以下一条激活状态消息:
Windows camera, microphone, and privacy - Microsoft Support
In Windows 11, ensure that Camera access, Let apps access your camera, and the individual toggle for the Microsoft Store app you wish to use is turned on. If you do not see the app or website you're looking for in the list, it's likely a desktop app. Desktop apps cannot be individually toggled, but access for those apps can be controlled using Let desktop apps access your camera.
Use Smart charging in Windows - Microsoft Support
Lithium-ion batteries wear out over time, which can result in a battery not holding a charge for as long as it did when it was new. Keeping the battery charged to 100% all the time can cause it to deteriorate faster.
Windows 10 and Windows 11 in S mode FAQ - Microsoft Support
To increase security and performance, Windows 11 in S mode only runs apps from the Microsoft Store. If you want to install an app that isn't available in the Microsoft Store, or if you have Windows 10 Pro, Enterprise, or Education and want to upgrade to Windows 11, you'll need to permanently switch out of S mode.
Install Windows 7 Service Pack 1 (SP1) - Microsoft Support
The recommended (and easiest) way to get SP1 is to turn on automatic updating in Windows Update in Control Panel and wait for Windows 7 to notify you that SP1 is ready to install.
Turn off Defender antivirus protection in Windows Security
Select the Windows Security app from the search results, go to Virus & threat protection, and under Virus & threat protection settings select Manage settings.
Troubleshoot Surface Type Cover or Keyboard - Microsoft Support
You'll see the logo screen on your screen. Continue to hold the Volume Up button. Release the button when the UEFI screen appears. If you have a Windows Pro/Enterprise device (not a Windows Home device), you can then toggle off Type Cover port from the Devices menu and exit UEFI. Re-enter UEFI (press power + Volume Up) and toggle Type Cover port back on, then check if the Keyboard works in UEFI.
Get help with Windows activation errors - Microsoft Support
Notes: If you don't see Go to Microsoft Store on the Activation page, contact your organization's support person.. If you made a substantial hardware changes to your device (such as replacing the motherboard) and you have a valid product key, try to activate Windows by phone.