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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.
Applies To: Microsoft Teams, Microsoft Teams personal
Run the latest version of Internet Explorer 11 - Microsoft Support
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Tips to free up drive space on your PC - Microsoft Support
Swipe in from the right edge of the screen, tap Settings, and then tap Change PC settings. (If you're using a mouse, point to the lower-right corner of the screen, move the mouse pointer up, click Settings, and then click Change PC settings.)
下载适用于 Surface 的驱动程序和固件 - Microsoft 支持
完成安装更新后,建议安装所有可用的可选更新。 若要安装可选更新,请转到任务栏中的“搜索”框,键入“查看可选更新”,然后从结果列表中选择它。如果更新在 驱动程序更新中可用,请确保已安装所有 “Surface” 命名驱动程序。. 检查是否有可选更新
Use a proxy server in Windows - Microsoft Support
If you don’t want to use the proxy server when you visit certain websites, enter the ending of the website address in the exception list (for example, *.contoso.com). For multiple websites, type each website address and separate the addresses with a semicolon (for example: *.contoso.com; *.adatum.com).The * is a wildcard so any website addresses that end with the website address listed will ...
Create, view, and edit contacts and contact lists in Outlook.com
Create contact lists. A contact list is a collection of email addresses, and is useful for sending email to a group of people. Contact lists are sometimes referred to as distribution lists.. For example, create a contact list named My book club and add all the members of your book club to it. When you want to send an email message to everyone in the club, just add My book club in the To line ...
Applies To: Outlook.com
SUM function - Microsoft Support
How do I add or subtract Times? You can add and subtract times in a few different ways. For example, to get the difference between 8:00 AM - 12:00 PM for payroll purposes you would use: =("12:00 PM"-"8:00 AM")*24, taking the end time minus the start time.Note that Excel calculates times as a fraction of a day, so you need to multiply by 24 to get the total hours.
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
Save disk space with OneDrive Files On-Demand for Windows
When you delete an online-only file from your device, you delete it from your OneDrive on all devices and online. You can restore deleted files and folders from your OneDrive recycle bin on the web for up to 30 days for items stored in OneDrive personal (when you're signed in with a Microsoft account), or for up to 93 days for items stored in OneDrive for work or school or SharePoint in ...
Applies To: OneDrive for Business, SharePoint Server Subscription Edition, SharePoint Server 2019, Microsoft 365 admin, OneDrive (work or school), OneDrive (home or personal), OneDrive for Windows
Change notification settings in Windows - Microsoft Support
To change notification settings for individual senders, under Get notifications from these senders, turn a notification sender either on or off—or select a sender's name and then turn on or turn off notification banners, lock screen privacy, turn notification sounds on or off, and set the priority of notifications.
Defragment your Windows 10 PC - Microsoft Support
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