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Find your Windows product key - Microsoft Support
Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer.
Applies To: Microsoft account dashboard
View display settings in Windows - Microsoft Support
If you don't see a setting you're looking for, try searching for it in the search box on the taskbar. Open Display settings. Most of the advanced display settings from previous versions of Windows are now available on the Display settings page. Select Start > Settings > System > Display.
デスクトップの背景画像を変更する - Microsoft サポート
注: Windows スポットライト オプションを選択できない場合は、管理者が機能を無効にしているか、まだ更新プログラムを取得していない可能性があります。 この機能は、一定期間にわたってロールアウトされています。 詳細については、「 Microsoft 365 の最新機能はいつ入手できますか?」を参照 ...
Mouse and keyboard problems in Windows - Microsoft Support
Check the device. If the device doesn't appear to work at all (no lights appear on the device when it’s plugged in, or the cursor doesn't move or doesn't appear on the screen), connect the device to another PC and make sure the device works on that PC.
Troubleshoot external monitor connections in Windows 10
Troubleshoot issues that occur when setting up external monitors. If you are trying to set up an external monitor and it’s not working, press the Windows logo key + P to make sure that the Extend option is selected. If the Extend option is selected, try the following troubleshooting tips.
Windows 11, version 23H2 update history - Microsoft Support
The great news is you usually don’t have to do anything! If you have enabled automatic updates, new updates will automatically download and install whenever they’re available, so you don’t have to think about it. On the left side of this page, you’ll find a list of all the updates released for this version of Windows.
Download and install Microsoft 365 Access Runtime
The Access 365 Runtime is like previous runtimes in that all design-related UI is either removed or disabled. The Access 365 Runtime includes the Access Database Engine which contains a set of components that facilitate the transfer of data between existing Microsoft Office files such as Microsoft Office Access (*.mdb and *.accdb) files and Microsoft Office Excel (*.xls, *.xlsx, and *.xlsb ...
Applies To: Access for Microsoft 365, Access 2021, Office 2021, Access 2019, Office 2019
Comment se connecter et se déconnecter d’Outlook.com
Pour obtenir de l’aide dans Outlook.com, cliquez ici ou sélectionnez Aide dans la barre de menus et entrez votre requête. Si l'auto-assistance ne résout pas votre problème, faites défiler la page jusqu'à la rubrique Avez-vous toujours besoin d'aide ? et sélectionnez Oui.. Pour nous contacter dans Outlook.com, vous devez vous connecter.
Applies To: Outlook.com
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
VLOOKUP function - Microsoft Support
Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016