使用 Microsoft 登录
登录或创建帐户。
你好,
使用其他帐户。
你有多个帐户
选择要登录的帐户。
Troubleshoot problems updating Windows - Microsoft Support
The following tips can help you pinpoint the issue affecting your device. Before you begin, make sure your device is plugged into a power source and connected to the internet. Then, try the steps listed below to get your PC to update. Some updates require administrator access. If your account doesn't have administrator access, see Create a ...
Get help with your Microsoft account - Microsoft Support
Help with BitLocker. Finding product keys for Windows and Office. Other support. Help with a work or school account password. I need to talk to a customer support agent. Learn how to get Microsoft account help, troubleshoot sign in issues, keep your account secure, and manage your Microsoft account dashboard.
适用于: Microsoft 帐户仪表板
Descargar e instalar o reinstalar Office 2019, Office 2016 u Office ...
Si esta es la primera vez que va a instalar Microsoft 365, es posible que primero tenga que realizar algunos pasos de configuración. Expanda la sección siguiente para obtener más información. Sin embargo, si va a reinstalar Microsoft 365, y ya ha canjeado una clave de producto y tiene una cuenta asociada a Microsoft 365, vaya a la sección iniciar sesión para descargar Office.
适用于: Office 2019, Office 2016, Office 2016 for Mac, Office 2013
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.
Free up drive space in Windows - Microsoft Support
If your Windows device is running low on storage, here are a few ways to free up some drive space. Select Start > Settings > System > Storage . Turn on Storage Sense to have Windows delete unnecessary files automatically. Select Start > Settings > System > Storage > Cleanup recommendations . Select the temporary files, unused files, files ...
OneDrive desktop app for Windows - Microsoft Support
For help with your Microsoft account and subscriptions, visit Account & Billing Help. For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Admins should view Help for OneDrive Admins, the OneDrive Tech Community or ...
Update Windows - Microsoft Support
Update Windows. In Windows 11, you decide when and how to get the latest updates to keep your device running smoothly and securely. To manage your options and see available updates, select Check for Windows updates. Or select Start > Settings > Windows Update . Here's some other info you might be looking for:
Add a list box or combo box to a worksheet in Excel
To set this property. Do this. Fill color. Click BackColor > the down arrow > Pallet, and then pick a color.. Font type, style or size. Click Font > the... button and pick font type, size, or style.. Font color. Click ForeColor > the down arrow > Pallet, and then pick a color.. Link a cell to display selected list value. Click LinkedCell. Link Combo Box to a list
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Calculate the difference between two dates - Microsoft Support
Use the DATEDIF function when you want to calculate the difference between two dates. First put a start date in a cell, and an end date in another. Then type a formula like one of the following. Warning: If the Start_date is greater than the End_date, the result will be #NUM!.
适用于: Microsoft 365 专属 Excel, Excel 2021, Excel 2019, Excel 2016
Fix your Outlook email connection by repairing your profile
Repair a profile in Outlook 2016. In Outlook 2016, choose File. Choose Account Settings > Account Settings. On the Email tab, choose your account (profile), and then choose Repair. Note: The Repair option isn't available if you're using Outlook 2016 to connect to an Exchange account. Follow the prompts in the wizard, and when you’re done ...
适用于: Microsoft 365 专属 Outlook, Outlook 2021, Outlook 2019, Outlook 2016, Office 商业版, Office 365 小型企业版, Microsoft 365 管理员