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Turn on app permissions for your microphone in Windows 10
Once you've allowed microphone access to your apps, you can change the settings for each app. In Microphone settings, go to Choose which Microsoft apps can access your microphone, and turn on apps you want to use with it.For desktop apps, make sure that Allow desktop apps to access your microphone is turned on.
Getting started in Microsoft Teams (free) - Microsoft Support
Get started in Microsoft Teams (free). If you're just getting started, use the articles below to get yourself, friends, and family started on Microsoft Teams for personal use.
适用于: Microsoft Teams, Microsoft Teams 个人版
Get the latest Windows update - Microsoft Support
Windows devices may get new functionality at different times as Microsoft delivers non-security updates, fixes, improvements, and enhancements via several servicing technologies—including controlled feature rollout (CFR).. Windows will let you know if you need to restart your device to complete an update, and you can choose a time that works best for you to complete that update.
Free Excel for the web templates - Microsoft Support
Tip: To see more templates, under BROWSE BY CATEGORY, click the category (like Calendars) that you want to see.
适用于: Excel 网页版
Add or remove items from a drop-down list - Microsoft Support
After you update a drop-down list, make sure it works the way you want. For example, check to see how to Change the column width and row height to show your updated 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.
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
Microsoft 365 Training
Get productive quickly with Microsoft 365 videos and tutorials. Explore Microsoft 365 training guides and tips to collaborate with anyone, anywhere.
Reset OneDrive - Microsoft Support
Important: You won't lose files or data by resetting OneDrive on your computer.Resetting OneDrive only disconnects all your sync connections (including personal and work or school).
适用于: OneDrive for Business, SharePoint Server 订阅版, SharePoint Server 2019, Microsoft 365 中的 SharePoint, OneDrive (工作或学校), OneDrive (家庭或个人), 由世纪互联运营的 OneDrive (工作或学校), OneDrive for Mac, Windows 版 OneDrive
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.
WEEKDAY function - Microsoft Support
This article describes the formula syntax and usage of the WEEKDAY function in Microsoft Excel.. Description. Returns the day of the week corresponding to a date. The day is given as an integer, ranging from 1 (Sunday) to 7 (Saturday), by default.
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
如何在 Windows 中设置和测试麦克风 - Microsoft 支持
请确保麦克风已连接到电脑。 选择 "开始 >设置> 系统 > 声音"。 在"声音设置"中,转到"输入",在"测试麦克风"下,查找对着麦克风讲话时上升和下降的蓝色条形。