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欢迎使用 Windows
获取 Windows 操作系统的官方支持和帮助信息,以及如何使用 Windows 的指南。
Install Windows 7 Service Pack 1 (SP1) - Microsoft Support
If your PC isn’t able to find or install updates, the Windows Update troubleshooter might be able to fix the problem. Select the Start button, and then select Control Panel. In the search box, enter troubleshooter and then select Troubleshooting from the list of results.
Power efficient settings in Windows 11 - Microsoft Support
Updates to the default screen and sleep settings now help you use energy more efficiently and extend battery life. You can find efficiency settings in Windows 11 at Settings > System > Power & battery.. For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app:
Find and lock a lost Windows device - Microsoft Support
Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.
Applies To: Microsoft account dashboard
Change colors in Windows - Microsoft Support
Note: The Light mode doesn't personalize the color of the Start menu, taskbar, and action center (that option is only available for Dark and Custom modes). The Custom mode gives you options between Light and Dark. You can choose an accent color, or have Windows select one (the accent color will provide a contrast with, or match, your wallpaper ...
Microsoft 日本語 IME - Microsoft サポート
このページでは、IME 機能やキーボードのショートカットなど、Microsoft 日本語 IME の使い方について説明します。
Update to the new Microsoft Edge - Microsoft Support
What if I don't have administrator privileges on my device? To fully upgrade to the new Microsoft Edge, you must be signed in to your device using an administrator account. If you don't have this level of access, contact your IT administrator to request access or have someone complete the upgrade who has an administrator account on your device.
Create and print a single envelope - Microsoft Support
Click the Printing Options tab.. The printer driver tells Word which way the envelope should be loaded into the printer, and this information is displayed in the Printing Options tab of the Envelope Options dialog box.. 1. The feed method determines the position of the envelope (right, middle, left) and whether the long or short edge is being fed into the printer.
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016, Word 2013
Turn Microsoft Defender Firewall on or off - Microsoft Support
Under Microsoft Defender Firewall, switch the setting to On.If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator.
Install a printer in Windows - Microsoft Support
If your printer isn't in the list, next to The printer that I want isn't listed, select Add manually, and then follow the instructions to add it manually using one of the options. If you’re not able to connect the printer manually, try to fix the problem by using the steps in Fix printer connection and printing problems in Windows .