Where to enter your Office product key - Microsoft Support
If your purchase of Office or Microsoft 365 came with a product key, you enter your product key on one of the websites listed below for your product. After you enter your key, you can download and install Office, or you can renew your Microsoft 365 subscription. Tip: Get tech expertise with Business Assist.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office for business
SharePoint にサインインする - Microsoft サポート
SharePoint にサインインする. SharePointは、次のように、Web ブラウザーを介して接続するブラウザー ベースのアプリです。. [office.com] に移動し、職場または学校アカウントにサインインします。. ウィンドウの左上隅で、 [ すべての アプリ] > > アプリ起動ツール ...
Applies To:
SharePoint in Microsoft 365
Download and install or reinstall Office 2019, Office 2016, or Office ...
From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.
Applies To:
Office 2019, Office 2016, Office 2016 for Mac, Office 2013
Download and install or reinstall Microsoft 365 or Office 2021 on a PC ...
Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
Choose text encoding when you open and save files
Look up encoding standards available in Word. Understand what encoding standards are available, and choosing an encoding standard when you open or save a file.
Applies To:
Word for Microsoft 365, Word 2021, Word 2019, Word 2016
What Microsoft 365 business product or license do I have?
If you have an Office for home product and you're looking for where to install Microsoft 365, see Install or reinstall Office on a PC or Mac. To see what Office for home products you have a license for, sign in with your Microsoft account to Services & subscriptions.
Applies To:
Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 Germany - Enterprise
Microsoft
Windows Registry Editor Version 5.00 [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsSelfHost] [HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\WindowsSelfHost\Account] "SupportedTypes"
Fix sound or audio problems in Windows - Microsoft Support
1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections. 5. Check sound settings. 6. Fix your audio drivers. 7. Set your audio device as the default device. 8. Turn off audio enhancements. 9. Restart Audio Services
如何在 Windows 中执行干净启动 - Microsoft 支持
如果在计算机处于干净的启动环境中时未发生问题，则可以通过系统地打开或关闭启动计算机并重新启动计算机来确定导致问题的启动应用程序或服务。 虽然每次打开单个服务或启动项并重启最终会找到有问题的服务或应用程序，但最有效的方法是在每次重启计算机时一次测试其中的一半，从而排除一半项目作为导致问题的潜在原因。 然后，可以重复此过程，直到找出问题为止。
Create a named range from selected cells in a worksheet
You can quickly create a named range by using a selection of cells in the worksheet. Note: Named ranges that are created from selecting cells have a workbook-level scope. Select the range you want to name, including the row or column labels. Click Formulas > Create from Selection.
Applies To:
Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016, Excel 2013