Download Microsoft Authenticator - Microsoft Support
To install Authenticator on your Android device. Scan the QR code. or download and install Authenticator from the Google Play store. Get the app.
修复麦克风问题 - Microsoft 支持
麦克风音量过低或似乎完全无法工作. 请尝试以下解决方案：. 确保麦克风或耳机已正确连接到计算机。. 确保麦克风摆放在正确的位置。. 提高麦克风音量。. 下面将了解如何在Windows 11：. 选择 "开始>设置>系统 > 声音"。. 在 "输入 "中，选择麦克风以查看其属性 ...
退还从 Microsoft 购买的物品以进行换货或退款 - Microsoft 支持
退还从 Microsoft 购买的物品以进行换货或退款. Microsoft Store Microsoft account Microsoft 帐户仪表板. 如果你从 Microsoft 购买了产品，则可以请求退款、换货或退货。. 游戏和应用程序 硬件. 数字商品（如应用、游戏、附加内容、订阅、电影、电视节目和书籍）不可退货 ...
Applies To:
Microsoft account dashboard
Connect to a Wi-Fi network in Windows - Microsoft Support
Select the Network, Sound, or Battery icons ( ) on the far right side of the taskbar to open quick settings. The Disconnected icon appears when you’re not connected. On the Wi-Fi quick setting, select Manage Wi-Fi connections . Choose the Wi-Fi network you want, then select Connect. Type the network password, and then select Next. Fix Wi-Fi ...
Secure messages by using a digital signature - Microsoft Support
In the message, on the Options tab, in the Permission group, click Sign Message. In the message, click Options. In the More Options group, click the dialog box launcher in the lower-right corner. Click Security Settings, and then select the Add digital signature to this message check box. Click OK, and then click Close.
Applies To:
Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
将 Windows 电脑用作移动热点 - Microsoft 支持
通过 Wi-Fi 与其他设备共享 Internet 连接，将 Windows 电脑变成移动热点。. 你可以共享 WLAN、以太网或手机网络数据连接。. 如果你的电脑具有手机网络数据连接并且共享该连接，它将使用流量套餐数据。. 选择 “开始 ”，然后选择 “设置” > “网络& Internet > 移动 ...
Where to enter your Office product key - Microsoft Support
Step 1: Start an Office app, like Word, Project, or Visio, depending on your purchase. Step 2: In the Sign in to set up Office window, select I don't want to sign in or create an account (it's a small link at the bottom of the window). Step 3: Enter your Office product key, without hyphens. If you don't have your key, see get your Workplace ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Office 2016, Microsoft 365 for home, Office for business
Manage your Microsoft 365 subscription or Office product
Follow the prompts to install or reinstall the desktop apps. For Microsoft 365 Family or Personal subscriptions: Select Install premium Microsoft 365 apps and follow the prompts to install or reinstall the desktop apps. On the Microsoft 365 subscription tab, select Manage. From here you can: Renew your subscription with a prepaid code or card.
Applies To:
Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Word for the web, OneNote for the web, PowerPoint for the web, Excel 2021, Word 2021, Outlook 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2019 for Mac, Word 2019 for Mac, Outlook 2019 for Mac, PowerPoint 2019 for Mac, OneNote 2019 for Mac, Office 2019 for Mac, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 admin, Outlook on the web, Word Web App, Microsoft account dashboard, New Outlook for Windows
保养 Surface 电池 - Microsoft 支持
使用电池时，应避免一些情况，因为它们可能导致更快的老化：. 避免在极端高温下使用或充电： 在高温下充电或运行的设备将导致锂电池加速老化和电池充电容量永久丢失。. Surface 设备设计为在 0°C-35°C) 0°C-35°C (32°F 到 95°F 之间工作，因此请勿将 Surface 挡在 ...
阿联酋增值税报告 - Dynamics AX 2012R3 (v.6.3) - Microsoft 支持
简介. 增值税 (增值税) 于 2018 年 1 月 1 日在阿拉伯联合酋长国推出。 颁布的联邦法令第一号。 (2017) 8) 概述了所有情况下的税收范围、税率、税收责任、商品和服务的供应，包括特殊情况的供应、多个组件的供应、通过代理提供、政府实体的供应和被视为供应的情况。