How to use multiple monitors in Windows - Microsoft Support
Tip: If you're using a wireless display adapter, connect to an HDMI port on newer TVs, then wirelessly connect your PC to it.After connecting your wireless display adapter to your TV, go to your Windows 11 PC, press Windows logo key + K to open Cast, then select your wireless display adapter.
Find and lock a lost Windows device - Microsoft Support
Turn on Find my device. When you set up a new device, you can decide whether to turn on or turn off the Find my device setting. If you turned it off during setup and now want to turn it on, make sure your Windows device is connected to the internet, has enough battery power so it can send its location, and that you're signed in to the device using your Microsoft account.
适用于: Microsoft 帐户仪表板
Installer les dernières mises à jour pour Windows
Obtenez la dernière mise à jour de Windows 10. Windows 10 télécharge et installe automatiquement les mises à jour pour garantir que votre appareil est sécurisé et à jour. Cela signifie que vous recevrez les derniers correctifs et mises à jour de sécurité, qui aideront votre appareil à s’exécuter efficacement et à rester protégé.
開啟裝置管理員 - Microsoft Support
社群可協助您詢問並回答問題、提供意見反應,以及聆聽來自具有豐富知識的專家意見。
Project 帮助和学习
获取 Microsoft Project 帮助和培训内容。 查找 Microsoft Project 的培训课程、支持和其他资源。 欢迎使用 Project 网页版 使用网格、时间线、板视图,通过 Project 网页版轻松规划和协作处理项目。
How to recover a hacked or compromised Microsoft account
Step 1: Clear your PC of viruses or malware before you change your password. If you have a good antivirus program installed, make sure it's up to date and then do a full scan of your system.
在 Word 中使用新式批注 - Microsoft 支持
若要查看或添加现有批注中不支持的格式,请使用" 审阅" 窗格。 如果在默认批注卡中查看和添加这些格式选项对于您的工作流至关重要,请告知我们 ,使用应用内反馈,以便我们可以确定未来对新式批注的改进的优先级。
适用于: Microsoft 365 专属 Word, Microsoft 365 Mac 版专属 Word, Word 网页版
Upgrade to Windows 10: FAQ - Microsoft Support
An upgrade moves your PC from a previous version of Windows—such as Windows 7 or Windows 8.1—to Windows 10. An upgrade can take place on your existing device, though Microsoft recommends using Windows 10 on a new PC to take advantage of the latest features and security improvements.
Format a date the way you want - Microsoft Support
When you enter some text into a cell such as "2/2", Excel assumes that this is a date and formats it according to the default date setting in Control Panel.Excel might format it as "2-Feb".If you change your date setting in Control Panel, the default date format in Excel will change accordingly.
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
Mouse and keyboard problems in Windows - Microsoft Support
Check the device. If the device doesn't appear to work at all (no lights appear on the device when it’s plugged in, or the cursor doesn't move or doesn't appear on the screen), connect the device to another PC and make sure the device works on that PC.