Learn how to log in to Microsoft Teams with your Microsoft 365 account. This step-by-step guide from Microsoft Support walks you through the process of accessing Teams on desktop, web, and mobile devices.

Microsoft Teams offers different ways to access, receive, and manage notifications. These settings include how, when, and where your notifications appear, custom settings for channels and chat, appearance and sounds, turning off specific messages, and so on.

汇报默认屏幕和睡眠设置现在可帮助你更高效地使用能量并延长电池使用时间。 可以在 Windows 11 中找到效率设置 >系统 > 电源 & 电池。. 有关每个电源和电池设置如何提高设备性能的引导式演练，请单击按钮打开“获取帮助”应用：

Learn how Smart charging in Windows can help your battery last longer over time.

Learn how to receive a refund or exchange for items purchased from Microsoft.

Starting your Surface from a USB drive can be useful if you want to change firmware settings or Windows startup settings. Booting from a USB device doesn’t refresh or reset your Surface.

Find the entry that corresponds to “Microsoft SQL Server Compact 3.5 SP2 ENU” and “Microsoft SQL Server Compact 3.5 SP2 X64 ENU”. Then, right-click each of them and select “Uninstall” to uninstall the cumulative update.

Get Microsoft billing support. Find help with Microsoft Store purchases, subscriptions, refunds, payment options, and checking your order history.

SQLManagementStudio_x64_ENU.exe from here. No 64-bit version of SQL Server 2014 Express. Install 64-bit SQL Server 2014 Express including SP3. SQLEXPR_x64_ENU.exe from here. For more information about how to upgrade your SQL Server installation to SQL Server 2014 SP3, see Supported Version and Edition Upgrades.

Learn more about what background apps are in Windows and how to turn them off when you're not using them.