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查找 Windows 产品密钥 - Microsoft 支持
查找 Windows 7 或 Windows 8.1 的产品密钥. 卸载或重新安装 Windows 7 或 Windows 8.1 时,通常需要产品密钥。. 通常,如果购买的是实物 Windows 拷贝,产品密钥应该在标签上或者在 Windows 随附包装盒中的卡上。. 如果 Windows 已预先安装在计算机上,产品密钥应显示在设备 ...
适用于: Microsoft 帐户仪表板
Install Windows 7 Service Pack 1 (SP1) - Microsoft Support
To manually install SP1 from Windows Update: Select the Start button > All programs > Windows Update. In the left pane, select Check for updates. If any important updates are found, select the link to view available updates. In the list of updates, select Service Pack for Microsoft Windows (KB976932) and then select OK.
Microsoft SQL Server Management Studio (SSMS) 19.3 (KB5034053)
Applicability. This update is available through Windows Server Update Services (WSUS). Release 19.3 is applicable to previous versions of SSMS 19. x only. This package will fully upgrade any previous 19. x version.
How to contact MSN Customer Support - Microsoft Support
Summary. MSN is the Microsoft information and entertainment network. MSN offers Internet subscriptions and services. This article describes how to contact MSN Customer Support.
Switch from working offline to online - Microsoft Support
Turn offline access on or off. Offline is turned on by default in new Outlook for Windows. To turn it off or on, do the following: Select Settings > General > Offline. Select the toggle Enable offline email, calendar, and people to turn offline access on or off. Select Save.
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, 新的 Outlook for Windows
Microsoft 365 または Office 2021 を PC または Mac に ...
インストールの準備 作業を始める前に、ご利用の PC または Mac がシステム要件を満たしていることを確認します。 プロダクト キーを既に使用している場合は、アプリを再インストールするか、職場または学校でライセンスが割り当てられていることがわかっている場合は、先に進んで ...
适用于: Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 家庭版, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员, 由世纪互联运营的 Office 365, 由世纪互联运营的 Office 365 - 管理员版, Microsoft 365 Mac 版, Office 365 Germany – 企业版, Office 365 Germany - 企业管理员版, Office.com
VLOOKUP function - Microsoft Support
In its simplest form, the VLOOKUP function says: =VLOOKUP (What you want to look up, where you want to look for it, the column number in the range containing the value to return, return an Approximate or Exact match – indicated as 1/TRUE, or 0/FALSE). Tip: The secret to VLOOKUP is to organize your data so that the value you look up (Fruit) is ...
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Change or reset your password - Microsoft Support
Important: Microsoft accounts, the Windows operating system, and other Microsoft products include passwords to help secure your information.This article provides some options that you can use to reset or recover your password if you forget it. Be aware that, if these options don’t work, Microsoft support can't help you retrieve or circumvent a lost or forgotten password.
Recover and restore deleted items in Outlook - Microsoft Support
Restore items from your Deleted Items or Junk Email folders in new Outlook. Select the Deleted Items or Junk Email folder. If folders are hidden, select the Show Navigation Pane icon. Select the item or items you'd like to restore by hovering over the item and selecting the checkbox next to it. On the Home tab of the ribbon, select Move .
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 网页版, 由世纪互联运营的 Office 365, Outlook.com, 新的 Outlook for Windows
Format a date the way you want - Microsoft Support
Excel might format it as " 2-Feb". If you change your date setting in Control Panel, the default date format in Excel will change accordingly. If you don’t like the default date format, you can choose another date format in Excel, such as " February 2, 2012" or " 2/2/12". You can also create your own custom format in Excel desktop.
适用于: Microsoft 365 专属 Excel, Microsoft 365 Mac 版专属 Excel, Excel 网页版, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016