Contact Microsoft Support. What's new. Surface Pro; Surface Laptop; Surface Laptop Studio 2

重要 既定では、PC Health Check アプリケーションを開くと、重要なアプリケーション更新プログラムが使用可能になると、自動的にインストールされます。 PC Health Check ユーザーは自動更新を無効にできません。 [アプリ>アプリ&機能] > [アプリの一覧] (Windows PC 正常性チェック) > [アンインストール ...

Make the everyday easier with Windows 11. When there's a lot to do, Windows 11 helps you get it done. With intuitive navigation and new multitasking tools, it brings you the performance you want and the security you need.

The new Bing is now available to everybody directly from the Windows taskbar, making more ways to interact with your PC across search, answers, chat, and creation available anytime, right on your desktop.

VLOOKUP 第一个参数是要查找的值。 此参数可以是单元格引用，也可以是固定值，例如“smith”或 21,000。 第二个参数是单元格搜索范围 C2-:E7，VLOOKUP 在其中搜索要查找的值。 第三个参数是单元格范围内包含所查找值的列。 第四个参数可选。 输入 True 或 False。

Internet Explorer 11 support ended on June 15, 2022. If any site you visit needs Internet Explorer 11, you can open it with Internet Explorer mode in Microsoft Edge.

One of the best ways to get the most out of your PC is to make sure you have the latest version of Windows 11 installed. When you check for updates, your PC will also search for the latest device drivers, which can also help improve your PC’s performance.

Refunds are typically issued for requests meeting the following criteria: Requests are made within 14 days of the purchase date; Requests are for games in which you haven’t accumulated a significant amount of play time

Things to try first. Try these things first to help you fix or narrow down the connection problem. Run Get Help to troubleshoot and fix common connection problems. Right click the network icon in the right side of the taskbar and select Diagnose network problems or open Get Help for Network & Internet

If you don't have a desktop PC and the slider doesn't appear or work, try updating the display driver. Select Search on the taskbar, type Device Manager, and then select Device Manager from the list of results.In Device Manager, select Display adapters, then select the display adapter.Press and hold (or right-click) the display adapter name, then select Update driver and follow the instructions.