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Office のプロダクト キーを入力する場所 - Microsoft サポート
Office または Microsoft 365 を購入したときにプロダクト キーが付属していた場合は、使用している製品に対応する以下の Web サイトのいずれかにプロダクト キーを入力します。
Applies To: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office.com
SUMIF function - Microsoft Support
sum_range Optional.The actual cells to add, if you want to add cells other than those specified in the range argument. If the sum_range argument is omitted, Excel adds the cells that are specified in the range argument (the same cells to which the criteria is applied).. Sum_range should be the same size and shape as range.If it isn't, performance may suffer, and the formula will sum a range of ...
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
Create a drop-down list - Microsoft Support
After you create your drop-down list, make sure it works the way you want. For example, you might want to check to see if Change the column width and row height to show all your entries.. If the list of entries for your drop-down list is on another worksheet and you want to prevent users from seeing it or making changes, consider hiding and protecting that worksheet.
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
Find your Wi-Fi network password in Windows - Microsoft Support
On another Windows PC or other device, connect to Wi-Fi as you normally would, and enter your Wi-Fi password when prompted. For more info about connecting to Wi-Fi, see Connect to a Wi-Fi network in Windows.
如何登入 Hotmail - Microsoft Support
提示: 登入時,如果您下次想要直接移至信箱,請在 [保持登入?] 提示中選取 [是] (不建議用於共用電腦)。 或者,選取 [不要再顯示這個] 方塊,然後選取 [否],這樣每次都會提示您輸入密碼。. 如果您無法登入或忘記您的使用者名稱或密碼,請使用我們的 [登入疑難排解員]。
Applies To: Outlook.com
Insert the current date and time in a cell - Microsoft Support
You can insert the current date and time in an Excel cell as static values or as dynamic values. A static value is one that doesn’t change when the worksheet is recalculated or opened. A dynamic value is one that is updated each time formulas are recalculated.
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
Shut down, sleep, or hibernate your PC - Microsoft Support
Turn your PC off completely. To shut down, select Start and then select Power > Shut down.. Sleep. Sleep uses very little power, your PC starts up faster, and you’re instantly back to where you left off.
Add or manage a Yahoo! email account in Outlook
A new tab to Sign in using your Yahoo account will open in your web browser. Follow the prompts to complete signing in, including any two-factor authentication prompts you set up for this account.
Applies To: Outlook for Microsoft 365, New Outlook for Windows
Добавление принтера или сканера в Windows
Если принтер не отображается, попробуйте устранить проблему, выполнив действия, описанные в разделе "Исправление проблем с подключением к принтеру и печатью" Windows.
Configure headers and footers for different sections of a document
Click Link to Previous to turn it off and unlink the header or footer from the previous section.
Applies To: Word for Microsoft 365, Word 2021, Word 2019, Word 2016