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PC をシャットダウン、スリープ、休止状態にする - Microsoft サポート
pc を完全にオフにする. シャットダウンするには、[スタート] を選択し、[電源] > [シャットダウン] を選択します。 スリープ. スリープでは、電力がほとんど使用されず、pc を高速に起動でき、pc から離れたときの状態にすぐに戻ることができます。
Which version of Windows operating system am I running?
Find operating system info in Windows 8.1 or Windows RT 8.1. To find out which version of Windows your device is running, press the Windows logo key key + R, type winver in the Open box, and then select OK.. If your device is running Windows 8.1 or Windows RT 8.1, here’s how to learn more:
Find your documents in Windows - Microsoft Support
Find your files in Windows 11 using one of these methods. Search from the taskbar: Type the name of a document (or a keyword from it) into the search box on the taskbar.You'll see results for documents across your PC and OneDrive.
使用 VLOOKUP、INDEX 或 MATCH 查找值 - Microsoft 支持
使用 vlookup、hlookup 和其他函数(如 index 和 match)根据您输入的值搜索和查找数据。 本文将让您快速回顾 vlookup,然后链接到更多内容。
Applies To: Excel for Microsoft 365, Excel for the web, Excel 2021, Excel 2019, Excel 2016
Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your iOS device. Scan the QR code. or download and install Authenticator from the Apple app store. Get the app
新しいMicrosoft Edgeに更新する - Microsoft サポート
デバイスに対する管理者特権がない場合はどうなりますか? 新しい Microsoft Edge に完全にアップグレードするには、管理者アカウントを使用してデバイスにサインインする必要があります。
Install Quick Assist - Microsoft Support
To pin Quick Assist to your taskbar so you can quickly get back to it, after Quick Assist is open, right-click (or press and hold) the icon on your taskbar > Pin to taskbar. If the old app icon still appears on your device, make sure you select the new app icon.
Internet Explorer mode in Microsoft Edge - Microsoft Support
Some sites are built to work with Internet Explorer and have functionality that isn't supported by modern browsers such as Microsoft Edge. If you need to view one of these sites, you can use Internet Explorer Mode in Microsoft Edge.
Change your desktop background image - Microsoft Support
In the list next to Personalize your background, select Picture, Solid color, Slideshow, or Windows Spotlight (to see a new image from around the world every day).
Change default programs in Windows - Microsoft Support
To change the default app, you can do either of the following: Set a default for a file type or link type In the search bar, enter the file type or link type you want, then select it from the list of results.