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What to do if your Surface power supply or charger doesn’t work
Try using another Surface power supply or USB-C PD charger: If you have another Surface power supply available, try using that to charge your Surface.If your Surface has a USB-C port, try using a USB-C PD charger instead. If those work or if you don't have another Surface power supply or USB-C PD charger, start a service order for your power supply.
Record a presentation - Microsoft Support
When you're ready, select the round, red Record button, wait for the countdown, then start speaking. To record from a specific slide, go to it, and then select Record.
Applies To: PowerPoint for Microsoft 365, PowerPoint 2021, PowerPoint 2019, PowerPoint 2016
April 9, 2024—KB5036893 (OS Builds 22621.3447 and 22631.3447)
Windows 11, version 23H2 ; July 25, 2024—KB5040527 (OS Builds 22621.3958 and 22631.3958) Preview; July 9, 2024—KB5040442 (OS Builds 22621.3880 and 22631.3880)
Use an eSIM to get a cellular data connection on your Windows PC
An eSIM lets you connect to the Internet over a cellular data connection. With an eSIM, you don't need to get a SIM card from your mobile operator, and you can quickly switch between mobile operators and data plans.
Create a system repair disc - Microsoft Support
In the left pane, click Create a system repair disc, and then follow the steps. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
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。
Use Game Bar to play and chat with friends | Xbox Support
Note To use many of the Xbox features within Game Bar, including Xbox Social features, you must have the Xbox app for Windows installed. To use Xbox Social features, sign in to Game Bar with your Microsoft account. Press the Windows logo key + G to open Game Bar, choose Settings > Accounts, select Sign in, and then follow the steps.
Learn about performance features in Microsoft Edge
Efficiency mode What is efficiency mode in Microsoft Edge? Efficiency mode is designed to help extend battery life. It minimizes power usage by reducing resource usage through modifying background tab activity and some foreground activity, as well as putting inactive background tabs to sleep after 30 minutes or less of inactivity (if Save resources with sleeping tabs is on).
Applies To: Microsoft Edge
How to download and install the latest printer drivers
If Windows Update finds an updated driver, it will download and install it, and your printer will automatically use it. If a device driver couldn’t be installed automatically, there may be an optional driver available that your printer can use.
End of support for Cortana - Microsoft Support
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