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Fix touchpad problems in Windows - Microsoft Support
To find touchpad devices, select Human Interface Devices or Mice and other pointing devices, then right-click the device you'd like to update.
Fix problems that block programs from being installed or removed ...
The Program Install and Uninstall troubleshooter helps you automatically repair issues when you're blocked from installing or removing programs.
Fix problems with the Start menu - Microsoft Support
Sign out of your account and then sign in to your new account. If everything is fixed, move your personal data and files to the new account. To move your personal files from your old account to your new account, try opening File Explorer, expanding This PC > OSDisk (C:), and looking in the Users folder, where you should see folders for both accounts.
Install Office 2010 - Microsoft Support
You can also use the keyboard to browse through features and change feature options. Use the UP ARROW and DOWN ARROW keys to select features. Use the RIGHT ARROW key to expand a feature that contains one or more sub-features.
Applies To: Excel 2010, Word 2010, Outlook 2010, PowerPoint 2010, OneNote 2010, Office 2010, Office.com
COUNTIF function - Microsoft Support
Argument name. Description. range (required). The group of cells you want to count. Range can contain numbers, arrays, a named range, or references that contain numbers. Blank and text values are ignored. Learn how to select ranges in a worksheet.. criteria (required). A number, expression, cell reference, or text string that determines which cells will be counted.
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
Windows 11 and Secure Boot - Microsoft Support
Published August 2021. This article is intended for users who are not able to upgrade to Windows 11 because their PC is not currently Secure Boot capable.
Make a checklist in Word - Microsoft Support
Add an interactive checklist. Checklist is a feature that allows you to insert an interactive list in Word for Web. You can check and uncheck the checklist and keep track of the tasks that you are performing.
Applies To: Word for Microsoft 365, Word for the web, Word 2021, Word 2019, Word 2016
Schedule an out of office status in Microsoft Teams
To clear your out of office status and turn off your automatic reply in Teams, return to the Out of Office screen, click the toggle next to Turn on automatic replies and select the Save button. Once you've scheduled an out of office status and message in Teams, you'll see automatic replies turned on in Outlook with the time range and message you set in Teams.
Applies To: Microsoft Teams
Change the refresh rate on your monitor in Windows
Battery Life: Lowering your refresh rate can save battery power by reducing the amount of energy your display consumes.This can be useful when you are using a laptop or tablet and want to extend your battery life.
在Windows中手动更新驱动程序 - Microsoft 支持
注意: 在Windows中获取驱动程序更新的最佳和最安全的方法始终是通过Windows 更新。如果在Windows 更新时遇到问题,则可能会看到 Update Windows 中的任何链接是否可帮助你先解决问题。